How to Insert a Checkbox in Excel (2026)
Add checkboxes in Excel two ways: the new built-in Checkbox button in Microsoft 365, and the classic Developer-tab form control — plus how to link a checkbox to a cell and copy it down.
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How to Lock Cells in Excel (2026)
Lock specific cells in Excel so they can't be edited: why locking needs sheet protection, how to unlock the cells people should still fill in, and how to protect and unprotect the sheet.
How to Merge Cells in Excel (2026)
Merge cells in Excel with Merge & Center, Merge Across, and Merge Cells — plus how to unmerge, keep all your data, and use Center Across Selection as a safer alternative.
How to Password Protect an Excel File (2026)
Password protect an Excel file with Encrypt with Password, set a separate password to open vs. modify, protect the workbook structure or a single sheet, and remove a password you no longer need.
How to Remove Blank Rows in Excel (2026)
Delete blank rows in Excel the safe way: use Go To Special to select blanks, filter them out, or sort them to the bottom — without deleting rows that only look empty.
How to Remove Duplicates in Excel (2026)
Remove duplicate rows in Excel with the Remove Duplicates tool, find them first with conditional formatting, dedupe by specific columns, or extract a unique list with the UNIQUE function.
How to Unhide Columns in Excel (2026)
Unhide columns in Excel by right-clicking, unhide column A with the Name Box, unhide all columns at once, and fix columns that won't reappear because their width is zero.
How to Use Conditional Formatting in Excel (2026)
Use conditional formatting in Excel to highlight cells by rule: highlight values, top/bottom items, data bars and color scales, formula-based rules, and how to manage or clear them.
How to Use INDEX MATCH in Excel (with Examples, 2026)
Learn INDEX MATCH in Excel: how the two functions work together, why it beats VLOOKUP, looking left, a two-way lookup with two MATCH functions, and error fixes.
How to Use SUMIF in Excel (with Examples, 2026)
Learn SUMIF in Excel: the syntax, text and number criteria, comparison operators, wildcards, summing a different column, and SUMIFS for multiple conditions.
How to Use the IF Function in Excel (with Examples, 2026)
Learn the IF function in Excel: the syntax, text and number tests, nested IFs, the IFS function, combining IF with AND and OR, and how to fix common errors.
How to Use VLOOKUP in Excel (with Examples, 2026)
Learn VLOOKUP in Excel step by step: the syntax, exact vs. approximate match, looking up data from another sheet, anchoring the range, and how to fix #N/A and #REF errors.
How to Use XLOOKUP in Excel (with Examples, 2026)
Learn XLOOKUP in Excel: the syntax, exact and approximate match, looking left, returning multiple columns, the built-in if_not_found argument, and how it beats VLOOKUP.
How to Wrap Text in Excel (2026)
Wrap text in Excel so long entries show on multiple lines inside one cell: the Wrap Text button, manual line breaks with Alt+Enter, adjusting row height, and common fixes.
Google Meet Time Limits: How Long Calls Can Last (2026)
How long a Google Meet can run on free and paid accounts — the 60-minute group-call cap, the 24-hour limits, and how to get around them.
How to Blur Your Background in Teams (2026)
Blur your background in Microsoft Teams before or during a meeting on desktop and mobile — plus what to do when the blur or background-effects option is missing.
How to Change Your Background on Google Meet (2026)
Blur your background, add a virtual background, or apply a filter in Google Meet — before you join or mid-call, on desktop and mobile.
How to Change Your Background on Teams (2026)
Change your background in Microsoft Teams — pick a built-in image, upload your own custom background, or blur it — before or during a meeting, on desktop and mobile.
How to Change Your Name on Teams (2026)
Change your display name in Microsoft Teams — set a name when joining as a guest, edit it on a personal account, or get a work-account name changed through your admin.
How to Create a Poll in Teams (2026)
Create a poll in Microsoft Teams — live in a meeting with the Polls app or ahead of time in a chat — launch it, share results, and fix a missing poll option.
How to Get a Transcript of a Google Meet (2026)
Turn on transcription in Google Meet to save a Google Doc of who said what, where the transcript saves in Drive, and how it differs from live captions.
How to Mute on Teams (2026)
Mute and unmute yourself in Microsoft Teams, use the keyboard shortcut and push-to-talk, and — as an organizer — mute other participants or stop them from unmuting.
How to Pin Someone in Teams (2026)
Pin a participant's video in Microsoft Teams so they stay on your screen, understand pin vs. spotlight, and do it on desktop and mobile — plus how to unpin.
How to Raise Your Hand in Teams (2026)
Raise your hand in a Microsoft Teams meeting on desktop, mobile, and with a keyboard shortcut — plus how to lower it and see who else has raised theirs.