18.0.0

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    prl_naptd process 100% CPU on Mac following update to Parallels 18

    Hi - just updated to Parallels 18.3.2 (53621) on MacBook Pro running Mac OS Ventura 13.4.1 (c) Instant regret. Activity Monitor reports process prl_naptd taking a constant 100% of CPU and the fan on the laptop is running all the time. This has never been a problem in 4 years of using Parallels...
    • NeilM15
    • Thread
    • 18.0.0 53621 cpu 100% mac parallels desktop 18 parallels desktop 18.3.2 parallels desktop 19 parallels desktop 20 performance prl_naptd ventura host
    • Replies: 11
    • Forum: Windows Virtual Machine
  2. S

    Downgrade Parallels Desktop from 18.0.1 to 18.0.0

    Hello, I just updated from v18.0.0 to v18.0.1 on my M1 MacBook Pro and I have some problems, so I want to downgrade back to v18.0.0 but I can't find a way. Is there a link to download the installer for v18.0.0?
  3. R

    Network Conditioner works abnormally when uncheck it.

    When I uncheck (disable) it, the VM network got very SLOW. If I check it but with unlimited bandwidth, it goes normally. Is it old issues and never been fixed yet? Parallels Desktop 18 for Mac Pro Edition Version 18.0.0 (53049) macOS Monterey 12.5.1
  4. MartinLiss

    Windows XP says it's in coherence but isn't

    I just upgraded to Parallels Desktop for Mac Version 18.0. I have two VMs, one for Windows 10 and the other for Windows 10. Windows 10 is fine but Windows XP, while it says it's in coherence mode, isn't. Instead it floats as a window of its own. I've tried shutting it down, rebooting my Mac...
  5. F

    Windows 11 - KB5012170 fails to install in PDM 18.0.0

    Hello, Windows update fails to install KB5012170. I have tried several times with several known Windows Update cleanup/fixes, same issue. More details about this update...
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