Note the error code and message displayed on the blue screen. 2. Restart the computer and boot into Safe Mode if necessary. 3. Check for and install any pending updates. 4. Update drivers for all hardware components. 5. Use built-in diagnostics tools to check hardware health. 6. Scan for malware and remove any threats. 7. Check system logs for additional error information. 8. Restore the system to a previous restore point if necessary.