You can use the Diagnostics app to check for hardware problems on your Chromebook, like issues with the battery, CPU, or memory.
Important: Diagnostics is only available on Chrome OS devices that have version 90 and up. Learn how to update your Chromebook's operating system.
- At the bottom right, select the time Settings .
- Select About Chrome OS Diagnostics.
Diagnosticsin the search bar.
Learn about Diagnostics categories
Learn about the discharge test
Use the CPU graph
Learn about CPU tests
- The stress test mimics high-load situations that are CPU-intensive.
- The cache test measures cache coherency.
- The floating point accuracy test repeatedly performs floating point operations against preset values to check for accuracy.
- The prime search test checks your CPU calculation of complex prime numbers.