hi 
can i update my windows samsung sgh i917 to windows 8.1 which is currently running on windows 7 suggest any links or videos.

Hi,

Please confirm if you want to upgrade your Samsung Cell Phone SGH-I917 from Windows Phone 7 to Windows Phone 8.1?

If so, according to my search, it cannot be upgraded to Windows Phone 8.1. For more information, please refer to the following link:

how to update my samsung sgh i917 phone wid 7.5 to 8?

http://answers.microsoft.com/en-us/mobiledevices/forum/mdwindows-mdupdate/how-to-update-my-samsung-sgh-i917-phone-wid-75-to/1ea40497-1d04-45d1-ad46-71a9c9976ed1

How do I update my phone software?

http://www.windowsphone.com/en-US/How-to/wp7/basics/how-do-i-update-my-phone-software

If it cannot answer your question, please refer to the following link and select the correct device to submit a new question. In this way, your question will be answered efficiently. The current forum is for Windows 8.1 Desktop Operation System troubleshooting.

http://answers.microsoft.com/en-us/mobiledevices?auth=1

In addition, you may also ask for more information from Local Samsung Support.

Regards,

Arthur Li