This code can appear when a Windows upgrade is rolled back because of driver-related problems.
After rebooting during feature upgrade, the previous version will be restored.
Note the extension code that appears and the upgrade step that failed.
If it is checked and resolved from above, you do not need to proceed to the next step.
After rebooting during feature upgrade, the previous version will be restored.
Difficulty Easy · Estimated time 5 minutes
Check points: Record the error code, when it occurred, and any recent changes.
This code can appear when a Windows upgrade is rolled back because of driver-related problems.
Difficulty Moderate · Estimated time 10~30 minutes
Check points: Compare the driver name in the rollback log with the failure level of the next attempt.
If “computer slows down” repeatedly, it is better to narrow it down to excessive background processes and insufficient storage space rather than changing several settings at once. First look for CPU, memory, and disk bottlenecks in Task Manager and check startup programs, storage space, and temperature.
Among boot problems, the “powers on but does not boot” symptom may be related to boot file corruption or storage device issues. Distinguish between the POST stage and the Windows startup stage, then check in that order: external device, boot settings, and recovery environment.
Content review date: 2026-10-07