To zip (compress) files. In the search box on the taskbar, type file explorer, and then select it from the list of results. Right-click the file you want to zip, and then select Send to > Compressed (zipped) folder . To decompress files. Open File Explorer and find the compressed folder.

Zip and unzip files. Windows 10 Windows 8.1. Zipped (compressed) files take up less storage space and can be transferred to other computers more quickly than uncompressed files. In Windows, you work with zipped files and folders in the same way that you work with uncompressed files and folders.

Reduce the number of worksheets. If you have worksheets with data that you're not using—and that don't contain any formulas you're using—delete them from the spreadsheet. The more data points you have in your workbook, the larger your file size will be. Removing unused data will reduce your file size.

To make your presentation more sharable with others who don't have the same fonts in their system, it's typical to embed the fonts you use. However, embedded fonts will increase your file size. To minimize the file increase, embed only those characters used in the presentation. Go to File > Options > Save.

To check the total disk space left on your Windows 11 device, select File Explorer from the taskbar, and then select This PC on the left. The available space on your drive will appear under Devices and drives.

To reduce the size of your Outlook Data File (.pst) or Offline Outlook Data File (.ost), you can manually compact the data file. Select your version of Outlook below to see instructions on how to reduce the size of a .pst or .ost file. Reduce your mailbox size.

Reduce the file size of your Word documents. Word for Microsoft 365 Word 2021 Word 2019 Word 2016 Word 2013. If the file size of your Word document is too large, try the following tips to make it more manageable. Newer versions Office 2016.

You can improve playback performance and save disk space by compressing your media files. (This feature is available in PowerPoint for Windows, but not on PowerPoint for Mac or PowerPoint for the web.) Newer versions Office 2016. Open the presentation that contains the audio or video files.

Windows 10. Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag. Select Defragment and Optimize Drives. Select the disk drive you want to optimize. Select the Optimize button. Defragment your Windows 10 PC.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.