If you want to hack cookies of accounts only then you need to select ARP Spoofing and if you want to hack other sites details then click on both ARP and Generic Mode.
If you are on Wi-Fi then your smartphone has one option called ARP spoofing and generic mode. You will get a disclaimer as “Droidsheep comes with no warranty”, you need to scroll down and click on I agree on “Terms and Conditions”. Once you are done with the installation process Open it and run it on your device. First, you need to download and install DroidSheep APK. If you don’t have a rooted device and you want to use droidsheep app on your iPhone or Android smartphone then we would like to suggest you root your device first with iRoot Apk (Root Any Device without PC with One Click). Note: We would like to inform you first that this app only works on rooted devices.
In short Droidsheep app will provide a direct access link to your desired account.