A:AnswerAfter downloading the app and you are ready to print, your phone will search for a printer. Make sure the printer is on and your phone will find the printer and ask you to confirm its the one it found. Once you confirm and it connects, you will be able to print. I have the Galaxy S9+ and have no problems with the app at all.
A:AnswerYou need to download the app on your phone/tablet. Any pictures on your device can be printed wirelessly. So as long as you transfer your DSLR photos to your device; then yes, technically it would be compatible.
A:AnswerHP sprocket is an actual photograph while the fujifilm instax share is more of a mini polaroid. It all depends on what you want but they both have great quality, HP sprocket provides a larger image while the fujifilm makes for a really different printed photograph.
A:AnswerYou need to contact Best Buy through either chat or potentially add to a cart and see if it will give you shipping information. Where you have posted the question is not monitored by someone with stock information.