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Category Archive: Macs

Troubleshooting macOS: Observation and the log

Diagnosing a problem on a Mac requires careful observation. In the case of kernel panics, this includes the Panic Log. Otherwise, invaluable information is in the log. If you don’t check the log, your conclusions are likely to be wrong.

March 31, 2021 Macs, Technology

How your Mac changed its clocks to Summer Time

It’s surprising that macOS can be slower to fully register the annual ‘spring forward’ change than you are walking round manually changing your clocks.

March 30, 2021 Macs, Technology

Solutions to Saturday Mac riddles 92

I hope that you enjoyed Saturday’s Mac Riddles, episode 92. Here are my solutions to them. 1: Pass […]

March 29, 2021 General, Macs, Technology

Sparse files are common in APFS

If there’s one thing we’re learning about APFS, it’s that file sizes are flexible. That means that free […]

March 29, 2021 Macs, Technology

Last Week on My Mac: macOS at 20, APFS at 4

Mac OS X has come a long way in the last 20 years, and APFS has just had its 4th birthday. But has this brought the changes we expected?

March 28, 2021 Macs, Technology

Saturday Mac riddles 92

Here are this weekend’s riddles to entertain you through whatever you’re now allowed to do. 1: Pass me […]

March 27, 2021 General, Macs, Technology

How sparse files can explode backups

How to bring a Time Machine backup to its knees: get it to back up a sparse file to an HFS+ disk. It’ll take forever and run you out of free space.

March 27, 2021 Macs, Technology

Essential reading for M1 Mac users

If you’re considering getting an M1 Mac, or already have one, this new book is an essential guide and reference.

March 26, 2021 Macs, Technology

Time Machine to APFS: Maintenance and repair

Given their very different structure, backups on APFS disks shouldn’t require routine maintenance. Checking and repair is performed using Disk Utility.

March 25, 2021 Macs, Technology

The trouble with snapshots: how can you copy them?

Until Big Sur started backing up to snapshots on APFS, there was little interest in being able to copy snapshots. Now we realise that we can’t.

March 24, 2021 Macs, Technology

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