Fix Can’s sign in to Appstore – This action could not be completed on MacOS
sudo mkdir -p /Users/Shared sudo chown root:wheel /Users/Shared sudo chmod -R 1777 /Users/Shared Non descriptive error. A trademark of Apple (r)
Shrink PDF files with reasonable image quality on Mac
Mac’s Preview has a handy way to compress PDF files by default, by going into File / Export and select the “Reduce file size” Quartz filter Problem is it over-compress images and make them ugly There’s no way for you…