How to Fix Windows 8.1 Crashes

Method 1 of 5:

Press Windows Key + C simultaneously.
The Charms Bar will appear. Click the Search icon.
Type "View installed updates" in the Search Box.
Click the Settings icon.
Open that from the Search Results.
Sort the updates in date-wise manner. Click the "Installed on" column.
Uninstall any recently installed updates. To do so, right click an update and select Uninstall option.

Method 2 of 5:

Go to Settings.
Go to Change PC Settings.
Go to Update and Recovery.
Open Recovery, and click "Get started" under "Refresh your PC without affecting your files".
- You can also get to refresh your PC through search: Press Windows Key + X and select Search. Type "Refresh your PC" in the Search Box. Click the Settings icon. Open that from the Search Results, and follow the on-screen instructions.

Method 3 of 5:

Press Windows Key + X simultaneously.
Select Device Manager.
Expand the top root entry, i.e. the computer name.
Click the View menu, check-up Show hidden devices.
Do you see devices with yellow-color exclamation mark? Right click a malfunctioning device and select "Uninstall" option to initialize the driver removal.
After successful uninstallation, restart your computer.

Method 4 of 5:

Method 5 of 5:

Press Ctrl + Alt + Delete keys simultaneously.
Click "Task Manager".
Click "More details" link at the bottom left.
Click the Startup tab.
Click the "Status" column to sort the startup items in a relevant manner.
Disable all the Non-Microsoft startup programs. To do so, right click a startup item, select Disable option.
Exit Task Manager and reboot the PC for the changes to take effects.

Windows 8.1 sometimes abruptly stops working and crashes. Here are some tips to avoid system crashes by changing appropriate system settings. Press Windows Key + C simultaneously.