Black Screen After USB Installation

[apparatus]

@hylaands

There was one time when I tried Standard Partitioning i let it sit for a few minutes and got this error message I hadnt seen before. (Attached a pic)

Your install media is corrupted.
Check if your ISO is downloaded correctly and your install media is written correctly:

Media Test Error

Verify if your ISO is corrupted or not: Then write the ISO on your USB stick once again as described in guide: Then re-verify installation media after writing: