Digital product keys with email delivery and activation support
Short answer Open the app in Safe Mode first: press Windows + R and type winword /safe for Word or excel /safe for Excel. If it opens there, an add-in is the cause, and disabling it fixes the problem. If it will not open even in Safe Mode, run Quick Repair on Office from Installed […]
⚡ TL;DR: Password protecting Office files To password protect a Word, Excel, or PowerPoint file, open it, go to File, Info, Protect Document (or Protect Workbook / Presentation), choose Encrypt with Password, type a password, and save. Anyone opening the file will now need that password, and the file is genuinely encrypted, not just hidden. […]
⚡ TL;DR: The Excel formulas that actually matter You do not need to learn hundreds of functions. Master these and you can handle the vast majority of real spreadsheet work: SUM, AVERAGE, COUNT and COUNTA, MIN and MAX, IF, SUMIF and COUNTIF, XLOOKUP (or VLOOKUP on older versions), CONCAT, TRIM, LEN, TODAY, ROUND, and IFERROR. […]
