White Screen When Downloading DS Games: Need More Info

I need more details to diagnose the white screen issue. Please provide:

• Download method: Website, program, or other?
• Emulator used: Different emulators have varying compatibility.
• Specific game: Which title are you trying to play?
• Troubleshooting tried: Restarted PC, checked internet, updated emulator?

Important: Downloading ROMs for games you don't own may be illegal in many countries. Be aware of copyright laws.