How to Fix Excel Cannot Open the File Because the File Format or Extension Is Not Valid Error
Resolve the Excel file format or extension error and recover access to your spreadsheets with clear repair and recovery methods.
Microsoft Excel
139 posts
How to Create a Calendar in Microsoft Excel
Learn effective methods to build, customize, and manage calendars using Microsoft Excel for efficient scheduling and organization.
How to Fix Microsoft Excel Online Not Working and Won't Open Files
Detailed solutions to resolve issues when Microsoft Excel Online won't open files or stops working, including browser, file, and account troubleshooting.
How to Calculate Expiry Date in Microsoft Excel
Learn practical methods to calculate and track expiry dates in Excel using formulas and conditional formatting for efficient inventory and certification management.
How to Export Excel Charts as Images
Exporting Excel charts as images allows you to share, present, and reuse your data visualizations with consistent quality across platforms.
How to Fix High CPU Usage When Running Microsoft Excel
Comprehensive instructions to resolve Excel’s high CPU usage, reduce system slowdowns, and restore smooth spreadsheet operations.
How to Fix VBA Error 400 in Microsoft Excel
Detailed solutions for resolving VBA Error 400 in Excel, including code fixes, macro troubleshooting, and file repair methods.
How to Convert Serial Number to Date in Excel
Convert Excel's date serial numbers into readable date formats with comprehensive instructions using formatting options and formulas.
How to Fix “We Ran Into a Problem Completing Your Request” Error in Excel Online
Resolve the recurring Excel Online error message and restore full access to your shared spreadsheets using proven troubleshooting steps.
How to Fix Excel Cannot Create or Add New Cells Error
Learn practical solutions to resolve the “Excel cannot create or add new cells” error and restore full editing capability to your worksheets.
How to Use the Cell Style Feature in Microsoft Excel
Apply, customize, and manage cell styles in Excel to streamline formatting, maintain consistency, and save time across your spreadsheets.
How to Create Progress Bars in Microsoft Excel
Learn comprehensive methods to visually track progress in Excel using conditional formatting, formulas, and chart techniques for tasks, projects, or goals.
How to Insert a PDF File in an Excel Sheet
Learn practical methods to embed or attach PDF files in your Excel spreadsheets, making document sharing and organization more efficient.
How to Create an Organization Chart in Microsoft Excel
Learn multiple methods to build, update, and customize organizational charts directly within Microsoft Excel using built-in tools and data-driven techniques.
How to Fix "Errors Were Detected While Saving Excel File"
Follow these comprehensive solutions to resolve the "Errors were detected while saving" message in Excel and prevent data loss.