Software

Insert, format, and position page numbers in Word, hide the number on a cover page, and restart numbering midway using a section break.

Merge & Center sits on Excel's Home tab, but it deletes data and breaks sorting. Learn the three ways to merge, how to unmerge, and the safer way to center a title.

Your PDF viewer's rotate button only spins the page on screen. Learn to permanently rotate a PDF and save it with free web tools, PDF24, or Mac Preview.

Incognito mode only clears local history and cookies on this device. Here's what private browsing really hides, what it doesn't, and the tool for each threat.

When Chrome pages won't load, the fix is usually local. Rule out your network, hard-refresh, disable extensions, and clear the cache to get back online.

See how the Tools > Compare documents feature turns the differences between two Google Docs into suggested edits, and when Version history works better.

Deleted text in Google Docs is recoverable: undo it instantly with a shortcut, or use File > Version history to restore or copy back a saved version.

Chrome extension stopped working? Enable and pin it, grant site access, allow Incognito, force updates, then disable the others to find the conflict.

Highlight duplicates in Excel with Conditional Formatting, catch repeats across two columns or whole rows with a COUNTIF-based rule, and clear the color when done.

Add a checklist in Google Docs from the toolbar or Format menu, convert an existing list, toggle strikethrough on checked items, and build one on mobile.