Fix Windows Backup Error 0x80070001 After Update - Jupyter Kernel Not Starting in VS Code: Quick Fixes-Windows Security Won't Open? Solutions

Updated 2026-06-13 14:16:02windows-fixes

Fix Windows Backup Error 0x80070001 After Update - Jupyter Kernel Not Starting in VS Code: Quick Fixes-Windows Security Won't Open? Solutions

Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

Restart the affected app after changing permissions or configuration files.
Test the same workflow in a clean browser profile or a temporary user account.
Compare the result on another network if the error may be connection related.