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external drive

Booting two Apple silicon Macs from one external disk

How can you set up a single external bootable disk to start up two different Apple silicon Macs, maybe one in the office and the other at home?

November 26, 2022 Macs, Technology

Which external disk?

Overall summary of a year’s testing external hard disks and SSDs ranging in cost from $50 to more than $200 per TB. Which is best?

November 23, 2022 Macs, Technology

Last Week on My Mac: Some boot, but others don’t

Why can some with Apple silicon Macs create and boot from external disks, while others seem doomed to failure?

November 20, 2022 Macs, Technology

Make a Ventura bootable external disk for an Apple silicon Mac

T T Read More

Described and illustrated, with key points on cables, and setting up ownership and accounts. And what does happen when the external boot disk is missing?

November 10, 2022 Macs, Technology

How to keep Monterey when upgrading to Ventura

A popular insurance when upgrading to a new version of macOS: how to keep your Mac running both Monterey and Ventura. Covers all models including M-series.

October 4, 2022 Macs, Technology

Last Week on My Mac: Do you still need that external bootable disk?

In the past, a second, cloned bootable volume on a separate disk was a great advantage. Cloning has become harder, and Recovery better. What should you do now?

October 2, 2022 Macs, Technology

Does a faster external SSD help M1 Macs boot faster?

With the right enclosure, a Samsung 980 PRO NVMe SSD delivers transfer speeds of around 2.8 GB/s. Does that make booting from it any faster, compared with an SSD at half the speed?

May 25, 2022 Macs, Technology

How to make more use of your backup disk

APFS backup disks offer different possibilities for adding volumes for your own use, alongside the backup volume. How do you decide what’s best?

May 20, 2022 Macs, Technology

Does it matter which Thunderbolt ports you use?

There’s evidence to suggest that original M1 Macs write more slowly to external SSDs in some configurations. Does this extend to later models with M1 Pro or Max chips?

May 4, 2022 Macs, Technology

Are Thunderbolt SSDs more consistent than USB?

T T Read More

Armed with just a couple of flashy Thunderbolt NVMe SSDs and his home-made benchmarking app, we discover whether Thunderbolt is any better than USB 3.x.

April 28, 2022 Macs, Technology

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