Software

Change PowerPoint slide size from the Design tab. Switch between 16:9 and 4:3, set custom dimensions, and pick Maximize or Ensure Fit safely.

Create a label in Gmail on desktop, Android, or iPhone in a few taps, nest sub-labels, color-code them, and auto-apply labels with a filter.

Add a clickable checkbox in Word with the Developer tab, or a printable box for paper checklists. Plus how to switch the X to a checkmark.

Excel for Windows imports PDFs natively through Data > Get Data > From File > From PDF. Here is that route, plus Acrobat, Tabula, and fixes for scans.

Lock a PDF with a password using Word on Windows, free LibreOffice, Adobe Acrobat, or a browser - plus what Windows and Android cannot do for you.

Schedule send in Gmail on the web, Android and iPhone: where the queued message waits, how to cancel it or move the time, and the limits Google documents.

Chrome crashing on a PC or a phone? Work through memory, extensions, graphics acceleration, low storage and a damaged profile in the order that fixes it.

Chrome's export moved into Google Password Manager. The desktop and Android steps, what the CSV holds, and what to do when the option is missing.

Chrome and Edge run on the same Chromium engine, so the real choice is ecosystem and integration, not speed or web compatibility. Here is how to decide.

Password reuse, not weak passwords, is what actually gets people hacked. Here's why a password manager fixes it, the honest risks, and where to start.