You may face this message when you try to log on your windows Fix Unable To Boot TFGHT Is Compressed Windows press ctrl+alt+delete to restartThis problem normally generate when you compressed C: drive .You May be Using a pre-activated Windows.
Method One
1. Start your computer from the Windows 7 installation DVD or Repair CD.
2. Select Repair your computer.
3. Load driver.
4. Go to Computer and right click drive where Windows 7 is installed.
5. Select Properties and uncheck “Compress drive to save disk space”.
6. Close and restart the computer normally.
Method Two
1. Start your computer from the Windows 7 installation DVD or Repair CD.
2. Select Repair your computer.
3. Next.
4. Click on command Prompt.
5. write this command without quiets “bootsect.exe /nt60 C:” or “bootsect.exe /nt60 ALL /force”
6. Close and restart the computer normally.