Many of computer users report that cassiopesa.com is a browser hijacker that repalces their homepage and search engine. This presentation shows how to manually remove Cassiopesa.com from browsers. More detaled removal steps at http://blog.doofix.com/how-to-get-rid-of-cassiopesa-com-search-engine-manually/.

1. How to Manually Remove
Cassiopesa.com from
IE/FF/Chrome
Manual Removal Instruction
http://blog.doofix.com/how-to-get-rid-of-cassiopesa-
com-search-engine-manually/

2. You might be anxious when your browser homepage is
changed to Cassiopesa.com all of sudden.
In fact, the arrival of Cassiopesa.com means that your
computer has been infected with malware.
Perhaps you have tried various methods to get rid of this
unwanted page from your web browsers. But you always
end up with failure. 
You might ask “Is it possible to get rid of Cassiopesa.com?”
The answer is “Yes”.

3. The screenshot of Cassiopesa.com

4. To remove Cassiopesa.com from different web browser, you will
need to check out your installed programs and remove the programs
that don’t belong to your PC.
As shown below:
Open the Add/Remove Programs and check one by one carefully.
Right click the programs that you don’t know and select Uninstall.

5. As you say, Cassiopesa.com often pops up as
browser homepage. Now the following will guide
you reset browser settings.
http://blog.doofix.com/how-to-get-rid-of-cassiopesa-com-search-
engine-manually/
Open Firefox, click on the Firefox button, move to Options and then
select Options. Under the General tab, remove Cassiopesa.com and
click Restore to default.
Open Google Chrome then click the menu icon and select Settings.
Scroll down the page and click Show advanced settings… Click Reset
browser setting button so as to restore Chrome to original settings.

6. As you say, Cassiopesa.com often pops up as
browser homepage. Now the following will guide
you reset browser settings.
http://blog.doofix.com/how-to-get-rid-of-cassiopesa-com-search-
engine-manually/
Open Firefox, click on the Firefox button, move to Options and then
select Options. Under the General tab, remove Cassiopesa.com and
click Restore to default.
Open Google Chrome then click the menu icon and select Settings.
Scroll down the page and click Show advanced settings… Click Reset
browser setting button so as to restore Chrome to original settings.