Force PAL resolution

[Leonidas]

Why is bottom of image cut off (extends below the screen edge)?
This is a common problem with PAL ROMs, advanced users could try forcing a resolution via the RDB.

This is a text from the help. How to do it?

[Leonidas]

I think I need the newest RDB File. Where I can get it?

[Doomulation]

http://www.smiff.clara.net

[Ogy]

check out this thread, the answer is there:

Rules thread - must read this before posting (http://www.emutalk.net/showthread.php?s=&threadid=7)