Answer for:

XP/Vista dual boot , then re-installed XP and lost dual boot option

Message 10 of 20

View entire thread
0 Votes

Vista MUST use its boot manager which is not the same as the BM that XP uses.

Start Vista from the CD, go to the repair options and fix the MBR (reinstall the Vista BM). Then either edit the Vista boot manager or else get a boot manager like the one mentioned above.