Software

Create mail folders and subfolders in classic Outlook, new Outlook, and Outlook on the web, then decide when to use a folder versus a category.

Mark up, fill, or rewrite a PDF at no cost using Microsoft Edge, Acrobat online, LibreOffice Draw, or Google Drive, matched to what kind of edit you actually need.

Every Excel cell is locked by default, but that setting does nothing until you protect the sheet. Here's the two-step process to keep specific cells editable.

How Outlook's Recall This Message and Undo Send actually work, their strict same-org and time-window limits, and what to do when a recall fails.

Google patched three critical sandbox-escape flaws in Chrome 151 in August 2026. Here is what broke, who is affected, and how to update and confirm the patch.

Chrome blocks most pop-ups and intrusive ads on its own. Here is how to tighten those settings, stop abusive notifications, and add a blocker that still works.

Step-by-step instructions for clearing all or one site's cookies in Chrome on a computer and on Android, plus what you get logged out of.

Shrink a bloated PDF with Adobe's free online compressor, other web tools, or the print-to-PDF trick, and see which method risks your privacy.

Excel's View tab has one Freeze Panes menu that locks the top row, the first column, or any block of rows and columns you pick while the rest scrolls.

How to schedule an email in Outlook: use Schedule Send in new Outlook or on the web, or Delay Delivery in classic desktop Outlook, plus why some messages don't send.