What to do
if audio or video
doesn't work

Most importantly:
- Make sure you are using Google Chrome browser (except iPhone, iPad);
- Close all other apps that can use the camera or microphone;
- Check your antivirus settings (or disable it).
Content:


1. If the microphone doesn't work
2. If the video doesn't work
3. If the camera is crossed out
4. If the slides are not visible
5. If there is no sound
6. How to allow access to the camera and microphone in Google Chrome?
7. How to allow access to the camera and microphone in Windows 10?
If the microphone doesn't work?
Allow access in the browser
Read below how to do this
Make sure the microphone is turned on in the settings

Reset your PC
Often computers accumulate errors, and most of them are solved by restarting the system.
Causes why the microphone may not work
  • Check your connection
    Perhaps your microphone is not connected to the computer or not fully plugged in.
  • Used by another application
    If any application uses your microphone, it may not be available for other applications.
  • Faulty wire
    The microphone may not work due to defects in the wire with which it is connected to the computer.
  • Faulty microphone
    Faulty microphone. It is possible that your microphone is out of order.
  • Disabled in Device Manager
    The device can be working, but it can be disabled in the Device Manager..
  • Not regulated
    Check the microphone sensitivity in the settings and increase it
If there is no video?
Allow access in browser
Read below how to do this
Make sure the camera is turned on in the settings
Reset your PC
Often computers accumulate errors, and most of them are solved by restarting the system.
Causes why the camera may not work
  • Check your connection
    Perhaps your camera is not connected to the computer or not fully plugged in.
  • Faulty camera
    It is possible that your camera is out of order.
  • Faulty wire
    The camera may not work due to defects in the wire with which it is connected to the computer.
  • Drivers are not installed or corrupted
    You need to update the camera drivers.
  • Disabled in Device Manager
    The device itself can be working, but it can be disabled programmatically in the operating system in the Device Manager.
  • Used by another application
    If any application uses your camera (e.g. ZOOM), it may not be available for other applications.
If the camera is crossed out
(picture below)
It means it is disabled
You can turn it on by pressing the button on the keyboard with the same image. These are keyboard shortcuts:
fn+ESC
fn+F8
fn+F10
If it didn't help
In this case, you should delete the camera through the device manager and restart
the computer. Right-click on the MY COMPUTER - CONTROL PANEL -DEVICE MANAGER. Find camera and delete it.

If the slides are not visible
Cause 1 
You have ad-blocking enabled or another program (browser extension) designed to filter content. It could be programs such as: unblock origin, Adblock Plus, Ghostery, AdGuard and others.

Solution: delete or disable the extension. They are displayed in the upper right side of the browser.


Cause 2
Some ISP block the server where the images are stored. Sometimes it happens but very rarely.

Solution: follow the instructions below to enable them
(when pressed, the picture will increase).

If there is no sound?
Check the volume settings
Make sure the sound is turned on in the computer settings
Restart your PC
Often computers accumulate errors, and most of them are solved by restarting the system.
How to allow access to the camera and microphone if it didn't happen automatically
1. In Google Chrome
2. In Windows 10 settings
You need to open the privacy settings of the camera and microphone separately and
allow access for applications (click on the pictures to make them bigger)

Start - Settings - Privacy - Camera (and then Microphone) - there should be On option.

If something doesn't work out for you, feel free to call us and we will be happy to help!