Navigate to Windows Control Panel ('small icons' view), and open BitLocker Drive Encryption.Ģ. If you have BitLocker protection enabled on one of your local drives, proceed and disable it. At System Restore options, choose a previous date to restore your system and click Next to restore your PC on the selected date. * Note: If the system protection is OFF on drive C:, then continue to next method.Ĥ.

If the system protection in On on Local Disk C:, click the System Restore button. Right-click on This PC icon in Windows Explorer and select Properties.ģ. To find out, if the system protection is enabled on your system and to restore your PC:ġ. If you have enabled the System Protection on your PC, then proceed and restore your system to a previous working state. Restore your PC to a Previous Working State. Download and install manually the new Chromium-based Edge browser, Method 1. Prevent the automatic delivery of Edge Chromium with the KB4559309 update, by following the instructions on this article: How to Block Edge Chromium from Installing Automatically in Windows 10.ī. * Important: If you want to prevent the KB4559309 update to be installed on your PC in order to avoid problems after installing it, do one of the following:Ī.

How to FIX: Slow Computer Performance after Installing Update KB4559309 and the new Chromium-based version of Edge. Related article: How to Block Edge Chromium from Installing Automatically in Windows 10.

This tutorial contains step-by-step instructions to resolve the low performance issues after installing the new Chromium-based version of Microsoft Edge in Windows 10. Know issues after installing Edge Chromium (Update KB4559309): But many users complain that the automatic installation of Edge Chromium with the update KB4559309, makes the computer very slow and generally affects negatively the computer's performance. In June 2020, Microsoft has automatic delivered the new Chromium-based version of Microsoft Edge, with the update KB4559309.

Microsoft edge update issues