Windows 10: My account is corrupted

so there was an official update from Microsoft that I pressed on I pressed update and restart after it did that I signed into my account but then it came up with a message saying there was a problem signing into your account it said the way to usually fix this is by signing out then back in so I clicked the sign out button then tried to sign back in after that it didn't come up with that message anymore yet all my files disappeared I have the classic home screen and whenever I try to open anything apart from the internet or my file folder it deletes it from the hotbar and then says that you need to install an app CALLED hp system event utility I cant do anything about it I tried to fix it from youtube but nothing works most of them said about doing stuff with the regedit I deleted something from there if its something to do with deleting something from the regedit is there a way to get the thing I deleted back please help before I lose my sanity

:)

 

Remove account

I suggest you backup your personalized files first before removing the account.
To delete an account, follow these steps:

1. Press WIN + X keys and click Command Prompt (Admin) from the menu.
2. Type the following command and press Enter. Replace test with the name of your sister's account. Code:

 

Programs not working

In post 26 there were steps listed to fix the operating system corruption.
Are you able to follow them?
In post 29 was the suggested dism repair command.

 

Edge Search Does Not Permit Change of Region


I got these suggestions from the Microsoft Community forum.No. 1 worked for me:

Thank you for posting the query on Microsoft Community. I am glad to assist you on this.
We have reproduce the issue here and we are able to access non-regional search for google using Microsoft Edge.
I would suggest you to try the below steps and check if it helps.
Step 1:
Clear browsing data option of Microsoft Edge and check if you face the issue. To do so perform the steps below.

1. Click on the More actions icon next to the feedback icon present on top right corner of the Project Spartan homepage.
2. Select Settings and click on Choose what to clear.
3. Check the boxes Browsing history, Cookies and saved website data and Cached data and files and click on Clear.

Step 2:
I suggest you to create a new user account and check if the issue occurs.

1. Go to Settings.
2. Choose Accounts and then select Family and other users.
3. Select add someone else on this PC.
4. Enter a user name and hit next.
5. Click on Finish.
6. Sign out from the current Account and Log into the new account.

Step 3:
It could also happen because of network issue. I suggest you to try with different network connection and check if it helps.