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Software

How to Do a Mail Merge in Word

Send personalized letters or emails from one document. This mail merge guide covers the Mailings tab wizard, an Excel list, merge fields, and formatting fixes.

2 min read

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PC

Fix 100% Disk Usage on Windows 11

Windows 11 stuck at 100% disk usage? Find the process in Task Manager, then calm SysMain, Windows Search, and the few known culprits to get speed back.

2 min read
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PC

Fix a Black Screen on Windows 11

A black screen on Windows 11 comes in two forms: before sign-in and after. Here is how to wake the display, restart Explorer, and boot Safe Mode to fix it.

2 min read
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Software

How to Insert a Checkbox in Excel

Excel now has a real cell checkbox that returns TRUE or FALSE. Here is how to add it in Microsoft 365, plus the classic Developer method for older versions.

2 min read
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