So, it looks like these issues are specifically related to Monterey, and even though changing the partition type to APFS helps (on a different system), it does not resolve the issues completely. Once you insert the flash drive for the first time, your Mac should automatically install the necessary driver software and a USB flash drive icon should. After re-connecting it to my old MacBook, I was able to erase it without any issues. I ran Disk Utility to erase it and try again, but it got stuck during the erase process. I set it up as Time Machine backup, and even though the first data transfer was successful, Time Machine got stuck with a “waiting to complete first backup” message. After that, it was successfully mounted on my new MacBook Pro. The drive lights up and whirrs when connected and the light stays solid but I cant see the. Its got a micro usb connection that would fall out a lot. A WD 1TB My Passport quit being recognized by the system after several times of inadvertently being unplugged without ejecting.
I ran Disk Utility (on the old MacBook running Mojave) and re-initialized it with a single APFS partition (as opposed to HFS+). Ive got a Mid 2015 MacBook Pro running Monterey. The only problem is that when I change the input source from Dell to Mac, I receive 'USB not recognized' repeatedly in Dell (just the sound since I changed the. Open it, and you will see a list of drives on your system. Dell notebook is connected to the monitor through USB-C and MacBook Pro is connected through HDMI and USB-B (with the help of Apples USB-C digital AV adapter). Click on the 'Disk Utility' Interface option. Follow the steps to see if that works for you. I then connected it to my old MacBook (via a USB cable) and it got mounted without any issues. If Mac is not detecting USB, you might have to do it manually before using it for the first time. When I first connected it, it failed to mount (the “mount_hfs” process was stuck indefinitely). I’m having similar problems with the 2021 MacBook Pro (running Monterey) and a brand-new G-Drive (USB-C).