
If you have a problem with new version of Microsoft for Windows 10 (Windows 10's October 2020 Update 20H2), you can go back to the previous version.
If you want to do this, you only have a few days!
Windows 10 only gives you ten days to uninstall large ones updates, such as the October 2020 update. keep the operating system files from the previous version. If you uninstall the update, the Windows 10 will return to the version you used before.
Old times archives take up a lot of space. So, after ten days, Windows will remove them automatically. This saves disk space, but prevents you from going back without installing Windows 10 from the beginning.
How to uninstall the October update?
If Windows is working properly and you can use the operating system, you can uninstall the update from “Settings".
- Open "Settings"
- Go to "Update and Security> Recovery".
- In the "Back to the previous version of Windows 10" section, click "Let's start". Windows will ask you to restart your computer.
If you can not make the change, the 10 day period has probably expired or the old ones have been removed manually archives installation Windows. This means that you can no longer uninstall the new update. So you should either continue to use it or install an old version of Windows from scratch.

How to uninstall the update if the Windows not working properly?
You can also go back to an older version of Windows 10 from recovery environment. This is especially useful if your Windows system is not working properly.
Windows will automatically display this interface if computer you have problems starting up. You can also open it by holding down the Shift key while clicking "Restart" on the Windows 10 login screen or the "Start" menu.
When the blue menu appears to select an option, click on "Troubleshooting".

Then click on "Advanced Options".

Click "Remove Updates" to remove an update (eg October 2020 update).

Select "Remove last feature update" to remove an important update.
If you do not see this option, Windows no longer has the old ones archives operating system and you can not uninstall the update.

Follow the instructions on your screen. You must select an account user and enter the password access to continue.
This was the process of uninstalling the Windows version, as we read in Howtogeek.