volume could not be unmounted mac flash drive

One hypothesis I have for why the drive won't mount now is that the multiple on-off-on-off of the mac while I was figuring this out has caused some macOS error relating to mounting accessories. after the startup sound the monitors remain 'No signal'), so I ultimately had to hold the power button to turn the mac back off, unplug that adapter, then boot it up, log in, and reconnect it. I have two VGA monitors, and an 'Adaptermvp'-brand VGA-to-USBC adapter from appears to prevent the mac from starting up properly (i.e. Uninstalled Zoom and restarted prior to posting here problem remains Ps.: This method was done using a Virtual Box VM, but it'll probably work using Parallels, VMWare or even a Live CD (usb) Linux Distro. If it doesn't automatically shows up on your Mac, you can unplug it and plug it again. Installed GarageBand 10.4.7 on 2 November As soon as it mounts, you remove it safely, shutdown the virtual machine, or uncheck the device, reversing the step 1. I just uninstalled Zoom in case its update was interfering somehow. I just confirmed it works with Windows 11, so the problem appears to be this mac, not the drive. I booted up with nothing but a monitor, keyboard, and mouse connected, then plugged in hard drive to see if it would work. WD external drive will not mount What is preventing my WD USB ExFAT drive from mounting with my 2018 Mac mini running Ventura 13.0?Ĭonfirming this 2018 Mac Mini has an 'Apple T21 Security Chip', I shut down and unplugged the power cable for more than 15 seconds to try resetting the SMC.

Volume could not be unmounted mac flash drive