chrome://crash/ chrome://gpucrash/ chrome://restart/

A mild crash could result in losing data that wasn’t saved. An operating system crash may occur if there’s corrupted information on the disk. This could cause additional crashes even after rebooting the computer. [1] X Research source A crash caused by hardware issues may indicate that one of your Chromebook’s physical components is already damaged.

If your Chromebook is crashing or freezing unexpectedly, try closing tabs.

An out-of-date operating system increases the chance of your Chromebook crashing. Excessive heat or dust can cause hardware to fail and crash the computer. Read about more ways to diagnose potential issues causing freezing.