When Microsoft Excel detects a corrupted workbook upon opening, it automatically starts File Recovery mode and attempts to repair the workbook. If File Recovery mode doesn’t start, try using this manual process to recover your workbook: Click File > Open. Click the location and folder that contains the corrupted workbook.

Block suspicious macros in Office on Windows 10 S. How malware can infect your PC. Improve security, evaluate and mitigate the risks of running macros, and see how to enable or disable macros for Microsoft 365.

You can reduce your file size by saving your spreadsheet as a binary workbook (.xslb) instead of the default format (.xslx). The default format is XML based, which is important if you're using your data with third-party programs because XML is an open standard.

Add or remove an automation add-in. Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them.

Solver adjusts the values in the decision variable cells to satisfy the limits on constraint cells and produce the result you want for the objective cell. Put simply, you can use Solver to determine the maximum or minimum value of one cell by changing other cells.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

Converts a hexadecimal number to binary. Syntax. HEX2BIN (number, [places]) The HEX2BIN function syntax has the following arguments: Number Required. The hexadecimal number you want to convert. Number cannot contain more than 10 characters. The most significant bit of number is the sign bit (40th bit from the right).

Change the column width or row height in Excel. You can manually adjust the column width or row height or automatically resize columns and rows to fit the data.

To export data from Excel to a text file, use the Save As command and change the file type from the drop-down menu. There are two commonly used text file formats: Delimited text files (.txt), in which the TAB character (ASCII character code 009) typically separates each field of text.