5.4 Software Problems
5.4.1 End Program
You may end a program from task manager if you cannot exit the running program normally.
5.4.2 Install and Uninstall Program Appropriately
Install Program Appropriately
If possible, never stop the process illegally during installation (for example, cut off the power supply). This
might lead to system program chaos, and even failure to enter the system normally.
Uninstall Program Appropriately
If you need to remove certain applications, never directly delete the files or folders. This is harmful to the
system, and might lead to system crash. Follow the procedure below to uninstall program appropriately
(backup all documents and system settings related with the program before removing the program):
Lenovo 3000H User Guide
You may invoke Task Manager window by
pressing Ctrl, Alt and Delete at the same
time. To end a program, select it in the
Application tab, then click End Task button.
If the program has its own uninstaller, run it
directly to uninstall the program.
If not, click Start in the lower left corner of the
desktop, and then click Control Panel in the pop-