Software

Split a PDF or pull out single pages for free using Edge or Chrome's Print to PDF, Adobe's online Split tool, or a web app, with the upload-privacy caveat.

ChatGPT, Claude, NotebookLM, Copilot, and Acrobat can each summarize a PDF. Here are the exact steps, page and size limits, and a key privacy caveat.

Insert a table in Google Docs by dragging the grid, add or delete rows and columns from the right-click menu, and format borders and shading with Table options.

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.