A sudden power loss during sector realignment can permanently brick your hard drive. If possible, perform this maintenance while connected to an Uninterruptible Power Supply (UPS).
If the smart monitoring data ( like Reallocated Sectors Count or Current Pending Sector Count ) continues to rise after running a repair, the drive structure is physically degrading. Use your newly created bootable ISO to patch the drive, immediately back up your files to an external cloud or SSD, and retire the mechanical disk permanently. hdd regenerator bootable iso new
How to Create a Modern HDD Regenerator Bootable ISO for Hard Drive Repair A sudden power loss during sector realignment can