Why do some Excel files take so long to open?

Styles: When a workbook has too many cell styles, shapes, or formatting, it can cause Excel Online to take many times longer to open a file than usual. To see the cell styles for an Excel workbook, locate the Home tab, and then click the Down arrow in the lower-right corner of the Styles group.

Why is my Excel responding slow?

Some of the common reasons are old graphics hardware, storing plenty of data in single Excel files, making use of the volatile formulas, updating Excel files from earlier to a later version, or not updating the office program with the latest updates, etc. These are some of the common issues that make Excel slow.

How do I fix slow access to network shares?

In Windows Search box type regedit and press Enter to access the Registry Editor. Go to HKEY_LOCAL_MACHINE and locate System\CurrentControlSet\Services\Lanmanworkstation\Parameters. Create a new DWORD value for DirectoryCacheLifetime. Double-click the value and set it to zero (0).

How to fix slow Excel and speed up spreadsheet processing?

Fix Slow Microsoft Excel and Speedup Spreadsheet Processing. 1 1. Open Excel in Safe Mode. You need to check whether Excel performs very slowly with one file, a few files or all files. If Excel performs slowly 2 2. Disable All Add-ins. 3 3. Repair Microsoft Office. 4 4. Remove Rules. 5 5. Enable Manual Calculation.

Why is my office connection so slow?

This situation may also occur if your connection to your network is slow because your Office program has to make multiple queries to the network to obtain the correct file information.

Why does Microsoft Excel have a slow response time?

This will be in XLSM format and will be very slow compared to simple XLSX fie formats. So only use macro enabled format when there are macros inside Excel. Also expect slow response time when processing macros. 12. Opening Infected Files Excel will show you the security alert when you try to open an infected file.

How do I stop Microsoft Office from opening too slow?

1. Right click on Onedrive icon on Taksbar and then click on settings. 2. Click on Office Tab. 3. Uncheck Use office to Sync files option. 4. Click on OK.