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Excel Performance Problems

How to Troubleshoot Excel Stocks Data Type Crashes and Lockups

Khadija KhanKhadija Khan Sep 29, 2026 869 views

Question details

The user is experiencing frequent freezes and crashes in an Excel workbook that utilizes the Stocks data type, VLOOKUPs, macros, imported data, and conditional formatting.

How to Troubleshoot Excel Stocks Data Type Crashes and Lockups
Product
Microsoft Excel
Device & OS
not provided
Scenario
Working with complex workbooks containing the rich Stocks data type, multiple formulas, and external data links.
Observed behavior
Excel repeatedly freezes, displays blank dialog boxes, or locks up completely during data operations and interactions.
Before you start

Before troubleshooting, create and save a backup copy of your workbook so you can safely test removing features like the Stocks data type or complex macros without losing your original data.

Solution 1Recommended

Disable Hardware Graphics Acceleration in Safe Mode

If Excel displays blank dialog boxes or freezes repeatedly, disabling hardware graphics acceleration can resolve underlying display rendering conflicts.

Graphics acceleration leverages your computer's GPU to render animations and rich data types in Excel. However, it can occasionally cause lockups in resource-intensive workbooks.

1
Start Excel in Safe Mode

Close all Excel windows. Press Windows + R on your keyboard, type 'excel /safe', and press Enter to launch Excel without loading add-ins or custom settings.

2
Access Display Options

In Excel, navigate to File > Options > Advanced. Scroll down the menu until you locate the Display section.

3
Disable Graphics Acceleration

Check the box next to 'Disable hardware graphics acceleration'. Click OK to save the changes.

4
Restart Excel

Close Excel completely to exit Safe Mode, then reopen your workbook normally to see if the lockups are resolved.

Disable Hardware Graphics Acceleration in Safe Mode
Alternative Location: In newer versions of Office, hardware graphics acceleration may be managed directly through Windows Graphics Settings rather than the Excel Options menu.
Free Microsoft Office alternative

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If Microsoft Excel continues to crash or lock up when handling complex data and rich data types, try WPS Office. It provides a lightweight, highly compatible, and free alternative to Microsoft Office, ensuring smooth performance even with large datasets.

  1. 1. Download WPS Office: Visit the official WPS Office website and download the free installer for your operating system.
  2. 2. Open WPS Spreadsheet: Launch WPS Office and select Spreadsheet from the home screen.
  3. 3. Load Your Data: Open your existing .xlsx workbook in WPS Spreadsheet to enjoy a faster, crash-free data management experience.
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Frequently Asked Questions

Why does the Stocks data type cause Excel to crash?

The Stocks data type relies on background internet connections to pull real-time financial data. In complex workbooks with heavy formulas and macros, this continuous syncing can consume significant memory and CPU power, leading to crashes.

Will switching to 64-bit Excel stop the crashes?

Upgrading to the 64-bit version of Office allows Excel to utilize more than 2GB of RAM. This significantly improves stability when working with large workbooks, complex formatting, and linked data types like Stocks.

How do I remove hidden objects that might be slowing down Excel?

You can find hidden objects by pressing F5 (or Ctrl+G) to open the Go To dialog. Click 'Special', select 'Objects', and click OK. This highlights all shapes and objects on the sheet, allowing you to press the Delete key to clear unnecessary ones.

What should I do if Excel still crashes in Safe Mode?

If Excel continues to crash in Safe Mode, the issue may stem from a corrupted workbook file rather than an add-in or graphics setting. Try copying your data and pasting it as values into a brand-new workbook, or run the Office Repair tool from the Windows Control Panel.