You really need to read the information posted by quietman7 regarding registry cleaners and other optimization tools. Quietman 7 is one of our Global Moderators and one of our Security specialist.
Why you should not use Registry Cleaners and Optimization Tools
Unfortunately wpgwpg is correct, your computer's registry may be damaged to the point that you may have to reinstall the operating system to resolve this issue. Since you have not posted the model of this Toshiba I can't confirm whether this computer has a recovery partition or not. If it does you may be able to use it to return the operating system to the state it was in when it came out of the box.
Please do the following.
The sfc /scannow command scans all protected system files and replaces corrupted and incorrect versions with correct Microsoft versions.
Click on the Start button, then click on Run type cmd in the text box.
You will see the following message This task will be created with administrative privileges, click on Ok, then press Enter.
If you are prompted for an administrator password or for a confirmation, enter the password, or click Allow.
A page similar to the one below will open.
Type in sfc /scannow and then press Enter to start the scan. Please notice the space between sfc and the /scannow.
If the scan finds no integrity problems in the first portion of the scan it should stop, to be sure that the scan has stopped wait five minutes, then type in exit and press Enter to stop the scan.
When the scan is finished please post the log of this scan.
To find sfc /scannow log, type cmd in the Search programs and files box,
cmd will appear above the search box under Apps., right click on it and choose Run as administrator, this will open the Elevated Command Prompt. This will look simlare to the image below.
copy and paste the following in the Search programs and files box, then press Enter.
findstr /c:"[SR]" %windir%\logs\cbs\cbs.log >%userprofile%\Desktop\sfcdetails.txt
This will place a new icon on the desktop titled sfcdetails. Click on this to open the log, copy it and paste it in your topic.
Please download and install Speccy
to provide us with information about your computer. When FileHippo opens, click on Download latest version
in the upper right pane.
When Speccy opens you will see a screen similar to the one below.
Click on File which is outlined in red in the screen above, and then click on Publish Snapshot.
The following screen will appear, click on Yes.
The following screen will appear, click on Copy to Clipboard.
In your next post right click inside the Reply to Topic box, then click on Paste. This will load a link to the Speccy log.
Please download MiniToolBox
, save it to your desktop and run it.
Checkmark the following checkboxes:
• List last 10 Event Viewer log
• List Installed Programs
• List Users, Partitions and Memory size.
• List Minidump Files
Click on Go to start the scan. Once it is finished highlight the text, copy it and paste it in your next post.