1TB-2TB external SSD or 2TB+ HDD for full system backup.
| Drive type | Pros | Cons | |------------|------|------| | HDD (2.5") | Cheap, large capacity (2-5TB) | Slower, less durable | | SSD (external) | Fast, shock-resistant | More expensive | | Portable SSD | Best of both (speed + durable) | Higher cost per GB | windows 11 backup to external drive not onedrive
Boot from a Windows installation USB → Repair your computer → Troubleshoot → System Image Recovery. 1TB-2TB external SSD or 2TB+ HDD for full system backup