OpenAI raises $14 million for Endex, the first AI agent tool for Microsoft Excel.Kim Kyung-Hoon/REUTERS Endex, the first AI agent tool for Microsoft Excel, raises $14 million led by OpenAI's startup ...

Sometimes, Excel Online may not work as expected and won’t open files. In such cases, you may get error messages, such as ‘Couldn’t Open the Workbook‘, or ...