Audio card is a device for processing audio on a PC. They come in two types: integrated (soldered to the motherboard) and discrete (installed separately). The first are the most common and represent two basic elements - a microcircuit and a host controller.
Quite often it happens that the computer does not see the sound card or it does not work correctly. This problem is most often found when communicating on Skype and is inherent in both laptops and portable computers. Let's look at the causes of this problem and try to find the best solution suitable for all OS versions, including Windows 7, 8 and 10.
Incredibly often there is a problem with the drivers for the sound card. Based on this, the first step in restoring sound is a thorough check of the availability and relevance of firewood.
To find out their status, you need to go to "". To do this, first go to "Start", then "Control Panel" and open "Hardware and Sound". After that, a window will appear in which you can find the desired item. This is the easiest and fastest way.
Next, we need the “Sound and Video Devices” section, and if an audio card is installed on your PC, then it should be displayed here. Based on this, there are several options for further development of the situation:
Also incredibly important is the order in which drivers are installed. It's next:
After the operating system is loaded, we proceed to install the previously downloaded software.
If there is sound during the startup of the laptop or PC, but there is no sound when you turn on the audio or video, then the problem is most likely in the codecs. In this situation, it is recommended to do 2 things:
Also note that you need to not just put them on, but do it right, that is, a complete set. To download, select the full set and select the "Lots of Stuff" mode during installation.
These codecs are compatible with all OS versions, including windows 10.
If the built-in sound card does not work, be sure to check the BIOS and its settings. If the sound playback device is disabled - no matter how you want, but you will not be able to make it work in Windows. However, this problem is extremely rare because this device is enabled by default.
Another reason why the computer may not see the sound card installed in it. To check this, connect the component to another PC, if the audio card works, then the matter is in the failed motherboard.
Repairing it yourself without special knowledge of radio engineering is quite difficult, so it is recommended to immediately carry it in for repair.
If none of the above methods helped you, then try the following:
These are extreme measures, however, and they can be beneficial and solve the problem.
The last thing you can do, and which is always the right thing to do, is to repair or replace the sound card. If her output just wheezes or she finally broke down, then it is clear that the unit will not work correctly and reproduce a good sound.
Thanks to the free upgrade to Windows 10, millions of PC users have replaced their old operating system. This type of upgrade has allowed many users to enjoy all the benefits of the new Windows 10. But as history shows, all new Windows operating systems are not without problems. After updating or fully installing Windows 10, for many users, the sound on the computer stopped working. In this article, we will describe in detail what sound problems can be in Windows 10, as well as describe how to solve these problems.
Windows 10 can automatically fix audio problems when it stopped working. You can resolve this issue by using the Diagnostics and Troubleshooting Wizard. This master is troubleshooting tool. You can launch this wizard by right-clicking on the standard sound volume control icon, which is located on the taskbar in the notification area.
Now in the context menu that appears, select the item "", which will launch this wizard. After starting, the wizard will immediately run diagnostics, which should identify and fix the sound problem.
In our case, the verification wizard found a problem with a disabled sound card, and we were able to fix the problem.
This wizard often helps users out when there is no sound in the PC.
Very often, users with Windows 10 have a problem when multimedia speakers and headphones do not play sound after installing updates. In this situation, the strange thing is that the sound is not supplied to the multimedia speakers and headphones, and the operating system still does not see any problems. For example, if the OS managed to detect that there is no sound on the PC, then you can see the corresponding icon on the taskbar in the notification area, which notifies that there is no sound.
In the same situation, everything is in order with the icon. If we go to the device manager, then we will find that the sound card has the name " High Definition Audio device».
If the sound card driver is installed normally, then in its name in the device manager you will definitely find a prefix indicating the sound processor vendor. For example, sound cards from Realtek are named in the task manager as " Realtek High Definition Audio". In our case, there is no such prefix. Usually this situation occurs due to downloaded drivers in a place with Windows 10 updates that the system did not install correctly or the sound card does not support them.
Installing drivers from official sources will help solve this problem.
In the next chapter, we will look at examples of installing drivers on a laptop and a desktop computer. We hope this chapter will answer our readers why the sound does not work after updating Windows 10.
Windows 10 may not always automatically find drivers for new laptop and desktop sound cards. Also, a dozen may not correctly install the drivers downloaded to it from Windows Update. Therefore, in this example, we will show how to install new drivers for a desktop computer and a laptop from scratch.
For the desktop example, we will use a PC that is based on a motherboard. MSI A88X-G43. This motherboard has a sound card, which is based on a chip Realtek ALC892. You can download the driver for this chip on the official website of the motherboard manufacturer www.msi.com. In our case, the driver represents the 64-bit version for Windows 10 64 bit. After downloading the driver installer, run it.
Installing the Realtek driver is very simple and comes down to a few clicks of the Next > button.
After installation, the installer will prompt you to restart your computer, which we will do.
After restarting the PC, an icon will appear in the notification panel.
This icon will take you to Realtek HD Manager”, where you can fine-tune the sound card.
Installing the driver on a laptop is almost identical to the first example. Let's use a laptop as an example. Acer Aspire V3-372. This laptop is also equipped with a sound chip from Realtek. You can download the driver for this laptop at www.acer.com/ac/ru/RU/content/drivers. After downloading, we will also run it, as in the first example.
After running the installer, we will see the same window as in the first example. The process of installing a laptop driver in our case is identical to a desktop computer. If the sound stopped working on chips not discussed in this chapter, then the principle of installing a driver on them is as similar as possible to the examples considered.
Even for a stationary PC and a laptop, such methods of solving a problem can help when lost sound:
There are many options in Windows 10 that improve audio performance. But if your PC is already old enough, then it may abyss sound just because of these improvements. To fix the issue where the sound cuts out, these enhancements must be disabled. To do this, go to the snap " Sound”, which is located on the control panel. You can quickly open this snap-in using the program " Run", by typing the mmsys.cpl command in it
In the window that opens, find the default sound playback device and right-click on it. In the context menu that appears, go to the properties of this device. The playback device can be either speakers or headphones. In the opened properties of the device, open the tab " Improvements».
On this tab, we are interested in a checkbox with the name " Disabling all sound effects". We need to enable this checkbox and click the Apply button to save the settings. After making these settings, check your speakers and speakers for sound.
Back in Windows 10, users can watch crackling sound in headphones or automatic volume reduction. This is also due to the options, which in this case should improve the quality of communication when talking through a PC. Disable these settings can be through the same add-in in the control panel " Sound". Therefore, open this control panel add-on and go to the " Connection».
On this tab, select the radio button No action required” and confirm saving this setting with the Apply button. After making these adjustments, playback quality should improve.
In this article, we tried to outline all the ways to solve problems when the sound stopped working in Windows 10. In addition to software problems with sound playback, the user may also encounter faulty headphones and multimedia speakers. Checking this malfunction is quite simple by taking working speakers or headphones from another PC.
Also incorrect connection of headphones and speakers to the front and rear panels may be due to when the sound stopped working. Still quite often there are cases when the sound stopped working when connected to the front panel. This is usually associated with incorrect connection of the front panel to the motherboard or incorrect wiring of the front panel. We hope this article will help you solve the problem when there is no sound in Windows 10, and you can normally listen to your favorite song or watch a new movie.
Most laptops contain a built-in sound card that emits a variety of beeps, music, and alerts through the device's speakers.
Various factors can prevent the system from detecting built-in or connected external audio devices, including improper installation and outdated sound card drivers.
Drivers for the internal sound card are installed with the operating system.
Sometimes new versions of sound card drivers can help resolve any issues.
If your laptop does not recognize its internal sound card, the drivers may be corrupted or outdated.
An audio card is a device for processing audio on a PC. They come in two types: integrated (soldered to the motherboard) and discrete (installed separately). The first most common...
The article discusses the reasons due to which there may be problems with the speed of Internet access, not through the fault of the provider.
For the correct operation of the Internet, the User's Browser must meet the following requirements:
Adobe Flash Player version 11 or higher must be installed.
JavaScript support must be enabled.
Disable access functions through intermediate (proxy) servers, including compression (Turbo mode).
When torrent programs download something, almost the entire communication channel will be occupied by this process. The same is true if you have any online games installed on your PC, when they start they usually check for updates and if any are found, they start downloading them, which also loads the channel and can slow down the speed.
Solution. Turn off the torrent client, make sure no one is playing online or downloading any software updates. After that, you can check your internet speed.
There may be several reasons - freezing or failure of the router itself, in this case, restarting the router will help.
The second reason for slowing down when connecting through a router is fair in 90% of cases. Today, there are routers in almost every apartment, and they all operate at the same frequencies and channels, interfering with each other.
The fact is that in the settings of the router, when setting up a wi-fi network, in addition to the name of the network itself and the password for it, the frequency and channel number on which radio communication will be carried out are also set. Due to the limitation of channel options, there are only 13 of them, the channel numbers of your neighbors' routers may coincide with yours and, while working, will interfere with each other, which affects the data transfer rate.
To better understand the situation, I will give an example from life. When you communicate with someone in the same room, you hear and understand each other perfectly, and now imagine 10 more people are added to the room, who start talking about their own things at the same time, interfering with your communication. Analogy: one room - one frequency!
That is why in the evenings and on weekends, there is so often a decrease in speed when connecting via Wi-Fi. Most of your neighbors, including equipment, overload the radio, creating a kind of "rush hour".
Solution. If your router supports the 5 GHz frequency, use it, it is less loaded, in addition, it is recommended to change the channel number, set any other one different from the one already used from 1 to 13. If this does not help, it is recommended to connect directly via cable, without a router.
A heavy load on the computer's CPU can also affect the speed of Internet access. Check the CPU load, press the Ctrl, Alt and Del keys at the same time and open the task manager, if the processor is loaded at 90% or more, it makes sense to close some of the programs that load the processor, with the exception of the antivirus of course.
Another reason for the slowdown is overheating of a computer or laptop due to improper operation, when the laptop is lying on a blanket and the air flow to the ventilation inlets is closed. Or, as a result of long-term operation, the insides of the laptop itself are clogged with dust, due to which the ventilation and cooling device does not cope with its task.
Solution. If you have been using a laptop for several years in a row and have never cleaned it, it's time to do it or take your laptop to a service for cleaning.
If your PC has caught a virus, it can also affect its performance in general and Internet speed in particular.
A very large number of people still use various pirated builds of Windows and, in addition, they install a bunch of different broken programs downloaded from torrent sites, and then they are surprised by the constant interruptions in the PC and the presence of viruses.
Solution. Always use licensed software, primarily Windows itself and the antivirus itself, this will reduce the risk of infection. Second, check your PC regularly for viruses.
It happens that the reason for the low speed does not lie on the side of the provider and the problem is not even in your equipment or its settings, but the resource itself is so overloaded that it is unable to provide a large number of users, for example, high-quality video and automatically downgrades it.
Solution. Check the ability to play high quality video on another resource.
Hello dear readers of the blog site At one time, when I worked as a computer master, I very often had to solve the problem associated with a decrease in Internet speed when connected to the network through a router. The situation when the characteristics declared by the provider are very different from the actual ones is quite common. You can check this with special services, and read the article on how to do it. .
Let's look at the possible reasons why the Internet speed drops through the router and how you can solve the problem.
The most common reason why the Internet speed decreases is not the correct location of the wireless router, but rather its distance from the receiver.
If you have installed your wireless device in the right place and think that the coverage area covers the entire area, then be sure to pay attention to external factors that may cause the Internet speed to drop:
There are such situations that the Internet cable was removed into the walls during the repair of the apartment and the laying of the external one will spoil the whole aesthetic appearance. In such a situation, you can or as it is also called a repeater. Many users use the second one or simply make it.
Another reason that speed drops Internet through a router can be a huge number of Wi-Fi networks around you. Most routers operate in the range of channels 1 to 13, these are the devices that operate at a frequency of 2.4 Hz. And if there are a lot of wireless networks in your house, then they corny muffle each other, which leads to a decrease in speed. I will not go into all the details of the occurrence and solution of this problem here, since this is described in detail in the article . But I would like to note that the problem is with a new one, operating at a frequency of 5 Hz and, accordingly, having a larger range of channels from 1 to 60,.
This phenomenon is quite common in new homes. As long as the house is sparsely populated and the number of installed wireless communication points is at a minimum, then people simply do not feel discomfort. However, when the number of networks in the circle gradually begins to increase, just the situation about which I described above occurs.
The figure below shows an example that shows graphs of overlaying channels of wifi networks on top of each other. These graphs clearly demonstrate the employment of certain channels.
It happens that when buying, the throughput is lower than the declared one. Usually drop in speedwifi due to errors in the internal firmware of the router. Also, poor-quality firmware can cause periodic disconnections. Manufacturers of Wi-Fi devices are trying to eliminate all the shortcomings as soon as possible by releasing a new version of the firmware. The updated firmware can be found on the official website of the manufacturer of your router. Read about it on my blog pages.
When you reinstalled the operating system yourself and the software was installed automatically on all hardware, or after that you will most likely receive a non-original hardware program. You may get the impression that these devices work correctly, but in fact they do not give out their full performance. Read about it in one of the articles on my blog.
The problem with slow internet speed may be due to router limitations. Typically, this situation occurs with owners of devices in the cheap segment (I include Wi-Fi devices costing up to 1500 rubles.)
I want to note that in order to achieve a stable signal and fairly high performance, it is necessary to use equipment (, laptop, phone) from the same manufacturer. Ultimately, this is very difficult to achieve, since gadgets are selected not by manufacturer, but by their characteristics. But this combination will allow you to avoid problems in the future.
Cheap routers very often cut speed for the following reasons:
Do not leave the torrent client running if you are not currently using it, and if it automatically starts when you turn on the computer, then I advise you to use it only when necessary.
Actually, on this, the reasons for which the speed of the Internet falls are exhausted. In order to create a network with a stable signal and high bandwidth in your apartment, you should follow all the rules described in this article. If any of the rules are not observed, then this can greatly affect your work.
If there are visible symptoms of a drop in speed, I also advise you to contact your provider, who can remotely test the line for errors on the port. Sometimes it can be the cause of unstable operation.
I hope this article will help you solve your issue. However, I could not take into account some important points for you due to my inattention or ignorance. If you have information that you can add to the material, then please leave it in the comments field. Also, feel free to leave your questions, which I, or blog readers will try to answer.
So we start by determining what operating system is on our computer. And that our computer meets the requirements for the normal operation of this operating system. To do this, hover over the shortcut Computer, right-click and open properties.
If you have a windows 7 operating system, then the following computer parameters are required for its normal operation.
We always follow the path of least resistance:
Thus, dear PC users, in my opinion, the above may be Top 5 Reasons for Slow Internet Speed. But what you say about this, I think in the near future I will read it in the comments.
And for those who forgot to get useful information
It is almost impossible to imagine your life without the Internet. It allows you to communicate in social networks, download TV shows and movies, make video calls, pay bills, study, work and perform several tasks at the same time. In order to satisfy your needs completely, you need to have a fast speed (S) of the Internet.
Average S is within 100 Mbps. After the connection changes and the Internet connection speed becomes low, blocking the execution of many tasks, users begin to worry about the inability to fully work on the computer and other devices. Accordingly, reasonable questions arise, what lowers the speed of the Internet and how to increase it again.
In order to find out if the Internet is fast, it is recommended:
The most common causes of slow internet speeds include:
Consider why the speed of the Internet drops sharply. Its low performance is due to many reasons, conditionally divided into two groups and arising through fault:
While the ISP appoints a master, tasking him with identifying the cause of the Internet, it is realistic to take some steps on his own, for example:
Not a single incoming traffic escapes antivirus checks, which affects the speed of the Internet. Let's figure out what to do if the speed of the Internet connection suddenly drops. The easiest option, but at the same time undesirable, is the complete removal of the antivirus. Instead of the radical method, however, it is possible to set up a soft check mode. To do this, you need to study the capabilities of the antivirus program.
In order to understand why the speed of the home Internet has dropped and whether it is caused by the presence of an antivirus, it is recommended to conduct a small experiment. First, you should check the speed with different antiviruses. Any online service designed to check the speed of the Internet will do. Remember the indicators of 10 tests, calculate the average value of outgoing and incoming traffic.
Disable the antivirus completely, not forgetting about all the component programs. Repeat the previous online test by recording 10 readings. If the test averages with the antivirus turned off are better, it's time to move on to actions, such as replacing the program.
A "firewall" is something that can limit the speed of the Internet in addition to the reasons mentioned. This utility - a kind of filter - is able to monitor computer connections, analyze them, make decisions whether to allow a particular connection. The user himself configures the program, on the basis of which the utility either skips or does not have a certain site. No one will give an absolute guarantee, but the program will seem like a tangible barrier to a hacker.
Proper configuration of the utility is important. Allow connection only to programs that really require it. It is necessary to open access only to certain ports. It may seem difficult to set up, but almost all firewalls have built-in helpers.
The OS is understood as system software that allows you to activate the technical means of a laptop. The most popular types of OS are Linux, Android, Windows and Mac Os. "Operation" manages software modules, coordinates the work of the computer. Unfortunately, the operating system is also capable of acting as a reason for the low speed of the Internet.
Windows OS starts updating in the background at any time. Sometimes it downloads a large amount of unclaimed information. During the installation or download of updates, the Internet speed drops rapidly, sometimes it comes to the laptop freezing. Problems can be avoided if automatic OS updates are changed in Windows settings.
It is usually not easy to identify that the malfunction is related to the network card. In such a case, the network is usually immediately detected, indicating that everything is connected. With the question "Why did the Internet transmission speed drop?" faced by users of even new computers.
Find out if the failure was due to the network card, perhaps by measuring the speed from another laptop. If this time there are no communication problems, you need to find a replacement for the installed network card. The issue price does not exceed 300 rubles.
A temporary measure will be a forced change of the network card mode to 10 Mbps. It is recommended to select Full Duplex, which can be found in the settings. This does not solve the problem, but is considered a good solution until the network card is replaced or a specialist arrives.
There is also a possibility that the cause of the slow Internet is an outdated or “flying” driver. In this case, opening the "Control Panel", launching the "Device Manager", you will need to download another program to overclock the Internet connection. In the window that opens, you need to find the network card, select it by clicking the right mouse button. In the window that appears, click on Update Drivers.
First you need to check the Wi-Fi router, as often the problem lies precisely in it. More often, the following factors are behind the low network transmission speed: firmware failure, overheating, dust ingress into the device. You need to fix the problem, and for this:
There are a number of malfunctions that entail slow Internet speed. Only the provider can fix the problem. For example, the most common are problems on the line, the influence of the type of connection, and sometimes external factors.
Sometimes weather conditions are capable of causing a drop in the speed of the Internet or its complete absence: thunderstorm, snow, downpour, strong wind. Only the company's specialists will be able to fix the damage to the traffic transmission cable. Accurate information about the accident will be provided by the provider company.
In order to check the speed, you must:
There are three types of connection to the worldwide network:
Less download time is achieved when traffic is transferred from the network over a cable connection. In addition, the quality of the telephone line, as well as the place of residence of the user, affects the speed of the Internet.
Due to the fact that in the evening a large number of people spend time at the computer, the speed of the Internet is noticeably reduced. If the problem appears in the evening, and during the day everything is fine with speed, the problem lies precisely in this. The signal can be strengthened by sending a letter to the Internet provider with the remark that the Internet speed is lower than stated.
To restore Internet speed, users should adhere to the following recommendations:
Find out the reason for the drop in Internet speed, solve this problem by the user himself. There are several ways to solve leading to the desired result. After that, watching your favorite series online will become available again.
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