Indexing and search diagrammed, leading to the diagnosis of problems with Spotlight, and their resolution.
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AirDrop is very convenient, but sets the quarantine flag, which can break Apple’s installer apps. Here’s how to remove those flags in a couple of minutes.
If you have no other option and can be certain there’s no danger in doing so, you can remove a signed app’s signature. But it may not be so simple.
When macOS won’t let you open an app or other software because it warns that it’s (possibly) malware, here’s how to check the signatures.
The benefits of code signing for Mac users explained. How certificates are revoked, and what happens when they are. And there’s more to signatures than just the certificate.
Many users are today reporting that their HP printer software has suddenly stopped working, with worrying messages implying […]
At the start of the month, fresh cases in England were doubling every 9 days. They’re now worse that US states like Florida at its worst. Are they improving though?
On 2 October, public health authorities discovered figures had lost nearly 16,000 recent cases. Was this an error in file formats, using an old version of Excel, or what?
Public Health England’s own data now show that fresh cases of Covid-19 are doubling in England every 9 days – something obscured by its recent errors.
Imagine going to open an app which you use daily, only to be told by macOS that it “will damage your computer” and must be trashed. Can we have confidence in Apple?
