Yes—I can help, but we need to separate
two different problems that often get mixed together:
1)
Windows setup says “MBR” / won’t install (almost always a
boot-mode vs disk partition style mismatch, or the disk wasn’t actually converted the way Windows Setup needs), and
2)
“No signal → signal” on boot (often normal during POST/resolution changes, but it can also indicate BIOS/GPU/monitor handshaking issues—especially over DisplayPort).
Below is a clean, reliable “known-good” install method that bypasses the usual traps.
A. The most reliable way to do a true clean Windows 11 install (UEFI + GPT)
1) Physically simplify the machine (important)
- Unplug all drives except the one you...