If you connect Excel Power Query to a data source such as SQL Server, SharePoint, or an OData feed, you may see a credential prompt every time you refresh a query. Your password or token works fine, but Power Query forgets the saved credentials after a few hours or by the next day. This problem … Read more
When you try to combine multiple files from a SharePoint folder using Power Query in Excel, the operation may fail with errors such as ‘Access to the resource is forbidden’ or ‘We couldn’t authenticate with SharePoint.’ This problem typically occurs because Power Query cannot establish a trusted connection to the SharePoint site due to incorrect … Read more
Your workbook opens slowly, scrolling lags, and every cell edit takes several seconds to register. The usual cause is excessive or poorly written conditional formatting rules that force Excel to recalculate thousands of conditions on every change. This article explains why conditional formatting drags down performance and gives you specific steps to find, clean, and … Read more
When you double-click an Excel file, Excel starts but shows a blank gray window instead of the workbook you expected. This problem usually occurs because the file association is broken, a corrupted add-in interferes with the loading process, or a DDE (Dynamic Data Exchange) setting is misconfigured. This article explains the root causes and provides … Read more
You try to save your Excel file, but a message appears saying “Document not saved.” This error usually means Excel cannot write the file to the disk location you specified. The problem often occurs due to file permission issues, a corrupted temporary file, or a conflict with a network drive. This article explains the root … Read more
You open Word and expect to see the Copilot button on the ribbon, but it is not there. This problem typically occurs because your Microsoft 365 subscription does not include Copilot, your license is not yet provisioned, or the Copilot add-in is disabled. This article explains the exact license and configuration requirements for Copilot in … Read more
When you try to summarize a large document in Word using Microsoft Copilot, you may see an error message stating the document is too long. This happens because Copilot has a strict token limit for processing text in a single request. In this article, you will learn exactly why this limit exists and how to … Read more
When you accept or reject Track Changes in a long Word document, the view jumps to the end of the file instead of staying on the current edit. This scrolling behavior breaks your workflow because you lose your place and must scroll back to continue reviewing. The jump happens because Word recalculates page layout and … Read more
You save a Word document after accepting all tracked changes, close it, and reopen it only to find the changes have reappeared. This usually happens because Word stores a hidden list of edits that can survive a standard save operation. The root cause is often a corrupted document file or a conflict between the document’s … Read more
You add or remove content in your Word document, but the page numbers in the Table of Contents remain unchanged. This happens because Word stores the TOC as a field code that does not refresh automatically when page breaks shift. This article explains why the TOC field fails to update and provides the exact steps … Read more