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2. Right-click your C drive entry and then click Properties. The amount of free disk space is displayed.
To check the amount of free space on the Windows 8 operating system, do the following:
1. Open the Windows Explorer and click Computer.
2. Right-click your C drive entry and then click Properties. The amount of free disk space is displayed.
To check the amount of free space on the Windows 8.1 operating system, do the following:
1. Open File Explorer.
2. Right-click your C drive entry and then click Properties. The amount of free disk space is displayed.
To free up disk space, do any of the following:
• Method 1
1. On the Windows 7 operating system, click Start ➙ Computer. On the Windows 8 operating system,
open File Explorer and click Computer. On the Windows 8.1 operating system, open File Explorer.
2. Right-click your C drive entry and then click Properties.
3. Click Disk Cleanup.
4. A list of unnecessary le categories is displayed. Select each le category you want to delete,
and then click OK.
• Method 2
1. Open Control Panel.
2. Click Programs.
3. Click Turn Windows features on or off.
4. A list of optional Windows components is displayed. Follow the instructions on the screen.
• Method 3
1. On the Windows 7 operating system, click Start ➙ Computer. On the Windows 8 operating system,
open File Explorer and click Computer. On the Windows 8.1 operating system, open File Explorer.
2. Right-click your C drive entry and then click Properties.
3. Click Disk Cleanup.
4. Click Clean up system les.
5. Click the More Options tab.
6. In the Programs and Features area, click the Clean up button.
7. A list of installed programs is displayed. Select the program that you want to remove. Click
Uninstall/Change or Uninstall.
• Clean out your Inbox, Sent Items, and Deleted Items folders from your e-mail application. The folder
names and procedures vary depending on your e-mail application. If you need assistance, see the
help system for your e-mail application.
Excessive number of fragmented les
Symptom: Excessive number of fragmented les
Action: Run the Windows Disk Defragmenter program.
Note: Depending on the size of the hard disk drive and amount of data currently stored on the hard disk
drive, the disk-defragmentation process might take up to several hours to complete.
On the Windows 7 operating system, do the following:
50 ThinkCentre E73z Hardware Maintenance Manual