Fix Mail.app crashing in macOS – remove and rebuild Envelope Index files
I was able to fix my Mail.app crashing continuously in macOS High Sierra by rebuilding Mail’s Envelope Index files.
Solution approach: fixing APFS disk issue “fsroot tree invalid” in macOS High Sierra Public Beta 4 (17A315i)
Completely erasing & reformatting a broken APFS volume under macOS High Sierra Beta 4 fixed the “fsroot tree error” – make sure you have an up to date backup before upgrading High Sierra Beta updates.
Issue: macOS High Sierra Beta 4 (17A315i) breaks APFS formatted drive
Just a quick note, as this seems not to be mentioned anywhere so far:
Apple recently released Public Beta 4 of macOS High Sierra (Build 17A315i) – which broke my APFS formatted external SSD drive; kind of.
Solved: macOS High Sierra beta issues with APSF for a bootable external drive
macOS High Sierra beta is booting successfully from an external APFS formatted SSD disk. Read the full story here.
Restore the Security & Privacy option to allow Apps downloaded from «Anywhere» in macOS Sierra
Turns out that Apple has hidden the option to allow launching Apps downloaded from «Anywhere» since macOS Sierra.
Here is a summary how you can restore this feature or whitelist specific single Apps within Gatekeeper – the application responsible for app security in macOS.
Unix Bash Shell script to fetch a list of Websites using CURL
This Unix Bash Shell script was designed to fetch a list of website URLs using curl, returning – upon success – the HTTP status code and the final URL retrieved following redirects.
How-to reset the Spotlight window Position in macOS
When you drag’n’droped the Spotlight search bar in macOS, it can be put back at it’s original position with a simple click.
Fix Recording Error in QuickTime on macOS “Recording stopped – try recording again”
Update Feb-2017: as @jsfaq kindly pointed out on Twitter, this recording error also effects regular Movie Recording in QuickTime! There is a unfixed Screen Recording bug in QuickTime Player for macOS affecting even the most recent versions like macOS Sierra 10.12:… Continue reading » “Fix Recording Error in QuickTime on macOS “Recording stopped – try recording again””
How-to easily Boost the Wi-Fi Speed on your Wireless Router
To help you with getting the maximum throughput speed out of your Wi-Fi network, here are a few recommendations how you should configure it.
Do you cover your Mac’s Camera with Tape against Privacy Infringements? It’s not enough!
Tape on the camera may prevent somebody spying on you visually – but this does not prevent anybody hacking your computer and accessing it’s built-in microphone to listen to your conversations! And tape on the microphone spot is by far not making it completely “mute”. So tape is just not enough – you do need a software-based solution for full control: and there is one to do just that – OverSight.