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Jodhvir Student
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window 7 or win 10 installation problem over pre-installed win 8

pavilion 15-e090sl
Microsoft Windows 8 (64-bit)

hello there...

i am trying to install win 7 in my laptop with pre-installed windows 8 64bit but, i am encountring problems in it's installation. a message box display showng :

" windows setup experienced an unexpected error , to install windows restart the installation "

 i tried win 10 installation but got error in that too.

 

i've turned on the legacy boot setting in boot menu and tried to install by usb but there it show another problem with a message "

"this product is covered by one or more of the following patents...... and something" and setup dont open up.

 

this win 8 is full of issues like i can't install games with large setup...UI is not as good as win 7 or win 10.....

 

i don't have a fast internet connection to update it online...

 

please help me if you can.......i'll be very thankful to you...

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