Sumatra PDF is a popular PDF reader known for its speed and efficiency. However, some users have experienced problems with their aggressive memory use, which can slow down system performance. Fortunately, there are some steps you can take to avoid this problem. In this article, we will show you How to prevent aggressive memory usage with Sumatra PDF, so you can continue enjoying its speed without sacrificing the performance of your computer.

– Step by step -- How to prevent aggressive memory use with Sumatra PDF?

• Check the current version: Before making any changes or adjustments, it is important to check the current version of Sumatra PDF that you have installed on your computer.
• Download the latest version: Access the official Sumatra PDF website and download the most recent version of the program. Make sure you download the version that suits your operating system.
• Turn off file preview: Within the Sumatra PDF settings, disable the file preview option to reduce memory usage. This will help avoid loading large amounts of data into your computer's RAM.
• Limit the number of open files: Avoid opening a large number of files simultaneously in Sumatra PDF, as this may overload your computer's memory. Limit the number of open documents and close those you no longer need.
• Restart the program regularly: To prevent Sumatra PDF from consuming too much memory, it is advisable to restart the program regularly, especially if you have been working with multiple files for an extended period of time.
• Consider other alternatives: If aggressive memory usage with Sumatra PDF continues to be a problem, consider trying other PDF reader alternatives that may be more efficient in managing resources.

FAQ

1. How to download and install Sumatra PDF on my computer?

1. Open your web browser and go to the Sumatra PDF download page.
2. Click the download link for your operating system (Windows, macOS, etc.).
3. Once downloaded, double-click the installation file.
4. Follow the instructions on the screen to complete the installation.

2. How to open a PDF file with Sumatra PDF?

1. Double-click the Sumatra PDF icon on your desktop or search for the program in the start menu.
2. Once the program is open, click “File” in the upper left corner.
3. Select “Open” and locate the PDF file you want to open on your computer.
4. Click on the file and then “Open” to view it in Sumatra PDF.

3. How to use the basic viewing functions in Sumatra PDF?

1. To scroll the page up or down, use the mouse wheel or the arrow keys on your keyboard.
2. To zoom in or out, use the keyboard shortcuts Ctrl + «+» or Ctrl + «-«.
3. For text search, press Ctrl + F and type the word or phrase you want to find in the PDF.
4. To switch between display modes, click the corresponding icons in the toolbar.

4. How to change Sumatra PDF memory settings to avoid aggressive usage?

1. Open Sumatra PDF and click “Options” in the menu bar.
2. Select "Advanced Settings".
3. Find the “UseSysMemory” option and change it to »false».
4. Close and reopen Sumatra PDF for the changes to take effect.

5. How to prevent Sumatra PDF from consuming a lot of RAM?

1. Open Sumatra PDF and click “Options” in the menu bar.
2. Select "Advanced Settings".
3. Find the “MemoryLimitMiB” option and set the value to less than 512.
4. Close and reopen Sumatra PDF for the changes to take effect.

6. How to fix slow issue when opening large files in Sumatra PDF?

1. Open Sumatra PDF and click “Options” in the menu bar.
2. Select "Advanced Settings".
3. Find the “NonFixedPageSize” option and change it to »true».
4. Close and reopen Sumatra PDF for the changes to take effect.

7. How to optimize Sumatra PDF settings to improve overall performance?

1. Open Sumatra PDF and click “Options” in the menu bar.
2. Select "Advanced Settings".
3. Experiment with different configuration options, such as “UseHighAccuracyTextPositioning”, “WindowPlacement”, and “ShowMenuBar”.
4. Close and reopen Sumatra PDF to see how they affect performance.

8. How to update Sumatra PDF to the latest version to get performance improvements?

1. Open Sumatra PDF and click “Help” in the menu bar.
2. Select “Check for updates” and follow the on-screen instructions to download and install the latest version of the program.

9. How to resolve display or performance issues when using Sumatra PDF on Windows 10?

1. Verify that you have the latest version of Windows 10 installed on your computer.
2. Make sure you have updated graphics drivers for your video card.
3. If problems persist, consider disable Windows Protected mode for Sumatra PDF.

10. How to get technical support or additional help for problems with Sumatra PDF?

1. Visit the Sumatra PDF official website and look in the “Frequently Asked Questions” or “Help Forums” section.
2. If you can't find a solution, consider contact the support team through your contact page or email.
3. You can also search online communities related to Sumatra PDF where other users can offer assistance.

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