Step 4: If updates are present on the screen, you can download them. Step 3: Look at the left panel for 'Windows Update' and press on the 'Check for updates' option in the panel located at the right. Step 2: On the screen, select the 'Update & Security' feature. Step 1: Use 'Win + I' keys to reach on the 'Settings' bar. Want to check whether your system is updated or not, do it with the following instructions: In the old operating system version, it may consist of some issues or bugs which are cleared in the new version. If you're using an old version on your computer, then it may be the reason why your Explorer keeps crashing. How to Fix Explorer keeps Crashing Method 1: Update Your System