Perhaps you have done some updates or installed new software on your windows computer and then all you can see after logging in is a black screen with a white mouse cursor. Something more like this..
This could have happened due to some malware or some system update that is conflicting with your system settings.
There are various methods you can solve this;
- Manually correcting the user shell
- Troubleshooting from advanced start-up option.
Method 1: Manually correct the user shell
1. Open task manager while on the black screen. Press the keyboard combination Ctrl+Alt+Del or right-click at the bottom part of your black screen then move three times with your upper arrow key and press enter to open task manager.
2. A task manager window will show. Go to File >> Run new task >> type in regedit >> check the checkbox (create this task with administrator privileges) >> then click OK.
3. Double click / Expand the HKEY_LOCAL_MACHINE folder.
4. Double click / Expand the SOFTWARE folder.
5. Double click / Expand the Microsoft folder.
6. Double click / Expand the Windows NT folder.
7. Double click / Expand the Current Version folder.
8. Left click once on the winlogon folder then you will see files load on your right side screen.
9. Find "shell" (double click on it to open).
10. Make sure the value data is explorer.exe if it's something else, Delete and replace it with explorer.exe
Method 2: Using troubleshooting tools from the advanced startup option
In this method, you will boot in safe mode into your computer if you suspect the problem could have occurred due to some software you installed. You will boot in safe mode then your computer will boot in a safe mode. You will then uninstall that program you installed recently then restart your PC to boot in normal mode.
1. While on the black screen, open task manager; Ctrl+Alt+Del.
2. Press and hold the shift key (don't release this key yet) then go to power options and select restart while you keep pressing on shift till you see a blue window appear (advanced startup window).
3. Select troubleshoot.
4. Advanced options.
5. Startup settings
6. Press Restart
7. Select "safe mode" press F4 or 4
8. Once it finishes booting up, search for "Add or remove programs" in your windows all programs >> Find the program you had installed recently and suspect it.
9. Restart again to boot in normal mode.
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