- Do you have FDroid?
- Does your friend have FDroid?
- Are you in a hurry? (if you're not sure, click no)
- Do you have an app that can scan QR Code? (if you don't know, click no)
- are you near wifi that you can connect to?
- can you make a wifi hotspot with your device?
- do you have NFC on your device (if you don't know, click no)