SimpleTool Blog
Practical how-to guides for audio, image, PDF, and Excel tools — all processing locally in your browser. No uploads, no accounts.
How to Bold Specific Words Inside Excel Cells in Bulk (No VBA)
Excel can't bold or colour individual words inside cells at scale. Learn why Conditional Formatting falls short, and how to format keywords across thousands of cells in seconds — free, offline, no macros.
Formatting Messy Data Exports: A Quick, Free, and Secure Way
Stop wasting hours manually formatting CRM exports or data dumps. Learn how to highlight and style hundreds of keywords locally in seconds.
Excel Formula Errors: Complete Troubleshooting Guide (#NAME?, #VALUE!, #REF!, #DIV/0!)
Fix Excel formula errors fast with our complete troubleshooting guide. Learn to resolve #NAME?, #VALUE!, #REF!, #DIV/0!, #N/A, #NUM!, and #NULL! errors with step-by-step solutions.
How to Unlock Excel File Without Password: 3 Free Methods That Actually Work (2025)
Learn 3 proven methods to unlock password-protected Excel files using free tools and techniques. Step-by-step guides with high success rates.
Excel File Read-Only and Won't Let You Edit? Here's Every Fix (2026)
Six reasons Excel locks a file — Protected View, sheet protection, workbook protection, Mark as Final, file encryption, and shared-file locks. Each has a different fix.
Excel Password Recovery Online — Free, No Upload (2026)
Remove sheet and workbook protection from Excel files free — runs entirely in your browser, no upload, no account. Works on .xlsx and .xls. File encryption requires the original password.