Toshiba L50b User Guide

121Utilities
TOSHIBA Application Installer
TOSHIBA Application Installer
The TOSHIBA Application Installer allows you to reinstall the 
drivers and applications that were originally bundled with 
your computer.
You must have an Internet connection to reinstall 
applications.
To reinstall drivers and applications:
1To access TOSHIBA Application Installer from the Start 
screen begin typing 
Application Installer. 
2Click or touch 
TOSHIBA Application Installer.
The TOSHIBA Application Installer window...

122
Chapter 6
If Something Goes 
Wron g
Some problems you may encounter when using your 
computer are relatively easy to identify and solve. Others 
may require help from your network administrator or the 
manufacturer of the software program.
This chapter aims to help you solve many problems by 
yourself. It covers the problems you are most likely to 
encounter.
If all else fails, contact Toshiba. You will find information on 
Toshiba’s support services at the end of this chapter. 
Problems that are...

123If Something Goes Wrong
Problems when you turn on the computer
If you are working in a program that suddenly freezes, 
chances are the program has stopped responding. You can 
exit the program without shutting down the operating system 
or closing other programs.
To close a program that has stopped responding:
1Press 
Ctrl, Alt, and Del simultaneously (once), and then 
click or touch 
Ta s k  M a n a g e r.
The Task Manager window appears.
2Select the program or application you want to close, and...

124If Something Goes Wrong
Problems when you turn on the computer
The computer displays the WARNING RESUME 
FAILURE/Windows Error Recovery – Windows did not shut down 
successfully
 message.
To continue, select 
Start Windows normally. This can 
happen if the computer was put into Sleep mode and the 
battery has discharged. If you performed a shutdown before 
this message was displayed, a program or driver may have 
prevented Windows
® from shutting down.
Data stored in the computer’s memory has been...

125If Something Goes Wrong
The Windows® operating system is not working
3If your computer has a removable battery, connect the 
AC adaptor to the computer. Leave the battery out of the 
computer. Try turning the computer on again. 
If the computer starts normally, the battery may need 
charging, may be depleted, or may be defective. Turn 
the computer off, insert the battery, turn the computer 
on, and then leave the computer running for several 
hours, which will deliver a slow, steady “trickle-charge”...

126If Something Goes Wrong
The Windows® operating system is not working
Unless a hardware device has failed, problems usually occur 
when you change the system in some way such as installing 
a new program or adding a device.
If you experience any of these problems, use the options in 
the Startup menu to fix the problem.
Using Startup options to fix problems
If the operating system fails to start properly, you may need 
to troubleshoot the Operating System and/or its settings. 
There are several options...

127If Something Goes Wrong
The Windows® operating system is not working
Reset your computer
❖All of your personal files and apps are removed
❖Your computer settings are changed back to their 
defaults
For more information, see “Reset your PC” on page 53.
Advanced options
Choosing this option presents you with another set of 
options:
System Restore
❖System Restore allows you to use a Restore point to 
return the computer to a state at which it was performing 
properly. Restore points may be created:...

128If Something Goes Wrong
The Windows® operating system is not working
❖Enable boot logging
Creates a file that lists all the drivers that are installed 
during startup
❖Enable Safe Mode
Starts Windows
® with a minimal set of drivers and 
services. If the computer starts and runs in Safe Mode, 
you will know the Operating System is most likely 
working properly and that you should look to third-party 
applications or drivers for the source of your problem.
❖Disable driver signature enforcement
Allows...

129If Something Goes Wrong
Fixing a problem with Device Manager
The Windows® operating system can help you
If the operating system has started properly but you still have 
a problem using your computer, the online Help can assist 
you in troubleshooting the problem. Getting to the online 
Help will differ depending on which interface you are in:
❖
Start screen—Type Help and Support
As soon as you begin typing, the search feature 
automatically begins.
❖
Desktop—Press the F1 key
When the “Windows Help and...

130If Something Goes Wrong
Power and the batteries
2Click or touch Device Manager.
The Device Manager screen appears.
3From the list of device(s), double-click or touch the 
device type.
4To view the device(s) installed, double-click or touch the 
device.
The operating system displays the device Properties 
dialog box, which provides an array of tabs. They may 
include:
❖The 
General tab, which provides basic information 
about the device.
❖The 
Resources tab, which lists resources assigned 
to the...