MSI AE1920 User Manual page 64

▍
System Operations
7. DO NOT turn off the system power while performing the system recovery
function, or it may cause unknown damage to the system.
8. The following message indicates successful system recovery. Press [OK] to
restart the system and access the Windows operating system as usual.
9. If the recovery process is interrupted or failed, please repeat the recovery
procedures from the beginning.
3-30