zelobiz

Print double-sided documents using automatic duplex or manual page-flipping, and choose the correct binding edge so pages don’t come out upside down.

Resize an image on Mac or Windows without stretching it, using the aspect ratio lock, and see why enlarging past the original size always loses some quality.

Burn a CD on Windows — choose Audio CD format for a disc that needs to play in a car stereo, or a data disc for files, and avoid the most common mix-up.

Zip files on Windows or Mac using built-in tools, combine several files into one archive, and understand when zipping actually reduces file size at all.

Convert JPG images to PDF on Mac or Windows using built-in tools, and combine several images into one multi-page PDF document instead of separate files.

Scan a document with just your phone using the built-in Notes or Google Drive scanner, and get a clean, usable result without needing a dedicated scanner.

Recover deleted files on Windows or Mac by checking the Recycle Bin, Trash, cloud sync trash, and File History or Time Machine before trying recovery software.

Unzip a compressed file on Windows or Mac using built-in tools, and know what to do when it’s actually a .rar or .7z file instead of a standard zip.

Convert HEIC photos to JPG on Mac or Windows for wider compatibility, and change one iPhone camera setting to stop the problem from happening on future photos.