Step to recover corrupted Ms Excel file. 1 â Download and install Ms Excel file repair tool. The home screen of software will guide you. Click on âOKâ to begin the process. 2 â To recover your corrupt excel file click on âSelect fileâ icon or click on âSearch fileâ icon to search Excel file. 3 â With the help of checkbox you can select particular excel file, if you want to choose all file then click on âselect allâ button and then click on âStart buttonâ to begin the scanning process.