How to fix “BOOTMGR is compressed” error in Windows Vista & Windows 7
Firstly DON’T PANIC as this problem is relatively easy to fix and it’s very unlikely that you’ve lost anything on your hard disk!
“Boot Manager is missing” instead of “BOOTMGR is compressed”:
If you’re seeing “BOOTMGR is compressed. Press Ctrl+Alt+Del to restart”, please skip past this section.
“BOOTMGR is compressed” is a different problem to “Boot Manager is [...]
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