Open Edge in private browsing mode and then go to manage extension, there may be a google docs extension, remove this. Close Edge and see if it opens again.
If that doesn't work follow the steps below.
MAKE SURE YOU EXPORT FAVOURITES AND ANY SAVED PASSWORDS AND RE-IMPORT AFTER EDGE STARTS WORKING This can be done by opening edge in Private mode before you start this process
- Open Task Manager, and access the Details tab. Scroll down to find any running process of Microsoft Edge. Select that process and use the End task button. Repeat the same if there are other running processes of Edge browser.
- Navigate to:
- AppData\Local\Microsoft\Edge\User Data
- Locate the profile folder named as Default. Rename it to Default-old.
- Close Explorer and now see if you can start Edge.