PC Slower Than It Used to Be?
A free scan shows the junk files, broken settings and background clutter dragging Windows down - then fixes them in one click.Free scan · Windows 10 & 11Crashes, No Sound, or Screen Glitches?
Random freezes, missing sound and display glitches usually trace back to one bad driver. Find and replace yours safely.Free scan · under a minuteTo free up space on your C: drive without risking Windows, start at Settings > System > Storage. Review Windows’ cleanup suggestions, use Storage Sense or Disk Cleanup selectively, then sort your personal folders by size and remove only files you recognize and no longer need. Avoid manually deleting unfamiliar items from Windows or program folders.
Check what is using space before deleting anything
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Open File Explorer, select This PC, and note the available space on the drive.
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Open Settings > System > Storage. Windows groups storage use into categories; names and navigation can vary slightly by Windows version.
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Open Cleanup recommendations, if available. Review the listed items and the estimated space savings before selecting anything. Suggestions can include temporary files, previous Windows installations, large or unused files, cloud-synced files, and unused apps. See Microsoft’s Windows drive-space guidance.
#1 Best Overall
SaleSeagate 2TB Portable Hard Drive | USB 3.0 (STGX2000400) | Everyday HDD storage. Plug-and-play backup. Windows & macOS. Adobe CC trial included. 1-Year Warranty- Easily store and access 2TB to content on the go with the Seagate Portable Drive, a USB external hard drive
- Designed to work with Windows or Mac computers, this external hard drive makes backup a snap just drag and drop
- To get set up, connect the portable hard drive to a computer for automatic recognition no software required
- This USB drive provides plug and play simplicity with the included 18 inch USB 3.0 cable
- The available storage capacity may vary.
There is no reliable amount of space everyone can recover: it depends on what is stored on that particular PC. Select only categories you understand and are willing to remove.
Choose a cleanup method that fits your needs
| Method | Control and risk | Offline access |
|---|---|---|
| Storage Sense | Can clean automatically; review its schedule and settings, especially for Downloads and cloud content. | Local files it removes or makes online-only may no longer be available offline. |
| Cleanup recommendations or Disk Cleanup | Lets you review cleanup categories before removal; system-file options can include Windows.old. | Files actually removed are no longer available locally. |
| Move personal files to external storage | You choose which wanted files to move; the original PC copy can then be removed. | The external drive must be connected to access the moved files. |
| OneDrive Files On-Demand | Can replace a full local copy with a smaller placeholder; files marked “Always keep on this device” remain local. | Online-only files require a network connection to retrieve. |
Use Storage Sense with deliberate settings
Storage Sense works on the system drive, usually C:. Its default behavior includes cleaning temporary files and Recycle Bin contents over time, but Downloads and cloud content are not managed unless you configure those options. Check the current controls under Settings > System > Storage > Storage Sense and read Microsoft’s Storage Sense settings guide.
Rank #2
- Easily store and access 5TB of content on the go with the Seagate portable drive, a USB external hard Drive
- Designed to work with Windows or Mac computers, this external hard drive makes backup a snap just drag and drop
- To get set up, connect the portable hard drive to a computer for automatic recognition software required
- This USB drive provides plug and play simplicity with the included 18 inch USB 3.0 cable
- The available storage capacity may vary.
Before enabling automatic cleanup for Downloads, decide whether you might still need files there. Be just as careful with cloud settings: making a locally available cloud file online-only saves local space but means you need connectivity to retrieve it later. Files set to Always keep on this device are exempt from Storage Sense management.
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Review Disk Cleanup categories before removing them
If Storage Sense is unavailable or you prefer a manual tool, run Disk Cleanup from Windows search. Choose the drive, inspect each category’s name and description, and select only items you are comfortable removing. The tool can offer additional categories after you choose Clean up system files; those options also need review. Microsoft’s Disk Cleanup instructions explain the process.
Rank #3
- Easily store and access 1TB to content on the go with the Seagate Portable Drive, a USB external hard drive.Specific uses: Personal
- Designed to work with Windows or Mac computers, this external hard drive makes backup a snap just drag and drop. Reformatting may be required for Mac
- To get set up, connect the portable hard drive to a computer for automatic recognition no software required
- This USB drive provides plug and play simplicity with the included 18 inch USB 3.0 cable
- The available storage capacity may vary.
Keep the previous Windows installation if rollback matters
A category such as Previous Windows installation(s) refers to files used to return to the earlier Windows version after an upgrade. Removing them deletes that rollback option and cannot be undone. Microsoft says the previous version is automatically deleted ten days after an upgrade; that is not a promise of a particular amount of space recovered. See Microsoft’s guidance on going back to a previous Windows version.
Find large personal files and decide whether to move or delete them
In File Explorer, check folders such as Videos, Music, Pictures, and Downloads. Change the view or sort by Size so large files are easier to spot. Open or identify a file before acting; delete only what you no longer want.
Rank #4
- Easily store and access 4TB of content on the go with the Seagate Portable Drive, a USB external hard drive.Specific uses: Personal
- Designed to work with Windows or Mac computers, this external hard drive makes backup a snap just drag and drop
- To get set up, connect the portable hard drive to a computer for automatic recognition no software required
- This USB drive provides plug and play simplicity with the included 18 inch USB 3.0 cable
- The available storage capacity may vary.
- Want to keep it but rarely need it? Move it to a USB drive, SD card, or other external storage. The device must be connected when you want to open the file.
- Do not need it anymore? Delete it, then empty the Recycle Bin if you want the space returned immediately. Until the bin is emptied, deleted files can continue to occupy space.
For files already in OneDrive, Files On-Demand can reduce local storage by keeping an online-only placeholder instead of the full local copy. Use that option only when you can rely on cloud availability and a network connection for retrieval. Files marked Always keep on this device stay stored locally. Details are in Microsoft’s Files On-Demand guide.
Recheck space and stop when you have enough
After each cleanup or move, return to Settings > System > Storage or This PC to check the available space. Doing one step at a time makes it easier to see what helped and avoids removing more than necessary.
Best Value
- [Upgraded Version] - This external hard drive features a mirrored logo stripe combined with a striped anti-slip design, and the rounded corners of the casing make it easier to grip. The stripes also have a heat dissipation function, ensuring stable and fast data transfer.
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- 【Plug and Play】 - With no software to install, just plug it in and the drive is ready to use.The hard disk chip is wrapped with an aluminum anti-interference layer to increase heat dissipation and protect data.
- 【What You Get】 - 1 x Portable Hard Drive, 1 x USB 3.0 Cable, 1 x User Manual, Gift-type shell packaging ,Three-year manufacturer's warranty and free technical support services.
If temporary files quickly return
If the Temp folder fills rapidly again after cleanup, Microsoft documents a possible Microsoft Store appx-file issue and provides troubleshooting steps, including resetting the Store, clearing its cache, running the Windows Update troubleshooter, and restarting Windows. Follow the applicable steps in Microsoft’s drive-space troubleshooting guidance.
What not to delete manually
Do not remove unfamiliar files or folders from C:Windows, Program Files, or other system locations to make space. Use Windows cleanup tools for system cleanup and manage personal files only when you recognize them. A file being labeled “temporary” does not by itself mean it has no consequences; check the category description and your own need before removal.
Quick Recap
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