bootmgr error

Sorry. English isn't my first language. I use Windows 11. Yesterday I was playing game on my computer when suddenly my system got stuck (crashed) so I held the power button down for a few seconds to reboot. But the system didn't start normally and instead now ok stuck in "bootmgr is missing"...

Please help! Replaced my damaged mobo with the exact same model after I bent the CPU pins. 😥 I now get the famous bootmgr is missing, blah blah blah error. Have unplugged all my hard drives except the ssd I have Windows 7 on. Have also tried a couple of different cables. No joy. I think I...

ASRock Fatal1ty X99X Killer Motherboard. i7-5960X Processor. Corsair Dominator Platinum DDR4-2400 64GB memory Kit (CMD64GX4M8A2400C14) Seasonic 1250 Watt PS BIOS is updated to latest, 2.10. i tested each memory stick seperately, and they all work. RAM slots C1 and C2 will not work. I have...