freeze black screen

I upgraded a Big Sur VM to Monterey and the upgrade goes well (no errors). Upon finished, the VM reboots automatically into Monterey (if I open "About this Mac" I get macOS Monterey Version 12.4). But if I try to restart that machine again, it never ever comes back. It stays on the apple logo...

Hey folks, I have a problem with my Win 10 virtual machine. But first: I am Using Parallels 14.1.3 on a 2015 MacBook Pro 512GB SSD with Mojave 10.14.6. I know there are similar threads, but I didn't find one with Parallels 14. So here's the deal: If I'm starting the vm it appears to be stuck...

It used to be all fine, but since a few weeks, using Power BI is extremely slow and causes black screens and freezing Windows. I have tried: - reinstalled power BI - reinstalled Windows 10 ARM - reinstalled Parallels Desktop 16.5 Nothing works. Setup: Windows: Edition Windows 10 Pro Version...

Version 16.1.1 (49141) Model Name: iMac Model Identifier: iMac15,1 Processor Name: Quad-Core Intel Core i7 Processor Speed: 4 GHz Number of Processors: 1 Total Number of Cores: 4 L2 Cache (per Core): 256 KB L3 Cache: 8 MB Hyper-Threading Technology...