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  1. Tips to improve PC performance in Windows - Microsoft Support

    If your PC is running slowly, the following suggestions might help speed things up. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if …

  2. Defragment / optimize your data drives in Windows

    Learn how to use Manage and Optimize Drives to keep your disk and data drives defragmented and at top performance in Windows.

  3. How to use the PC Health Check app - Microsoft Support

    Oct 14, 2025 · Learn how to use the PC Health Check app to help you improve your device performance.

  4. Device Performance and Health in the Windows Security App

    Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

  5. Free up drive space in Windows - Microsoft Support

    Here are some ways to free up space so you can keep your PC up to date and running smoothly. These suggestions are listed in order, so start with the first one, see if that helps, and then …

  6. Tips for improving Excel's performance - Microsoft Support

    Use these tips from the Excel team to improve performance and stability in your workbooks.

  7. Dicas para melhorar o desempenho do PC no Windows

    6. Ajustar a aparência e o desempenho do Windows 7. Desativar programas de arranque desnecessários 8. Procurar e remover vírus e software maligno 9. Restaurar o PC a partir de …

  8. Help Access run faster - Microsoft Support

    The following guidelines can help improve Access performance, regardless of whether the database with which you are working is stored on your computer or on a network.

  9. Why is my Internet connection so slow? - Microsoft Support

    Learn how to recognize Internet connection problems and help improve your computer's online performance.

  10. How to troubleshoot performance issues in Outlook

    Performance issues may increase when Outlook is running in Online mode. Such performance issues occur because running Outlook in Online mode increases the load on the Exchange …