Step by step for installation
- https://androidxda.net/install-android-5-0-2-lollipop-on-galaxy-s3-i9300-via-liquidsmooth-custom-rom/
- http://www.ibtimes.co.uk/install-android-5-0-2-lollipop-galaxy-s3-i9300-via-resurrection-remix-rom-1484977
Rom managers
Root telefon
Clockwork mod
- http://www.techverse.net/how-to-install-clockworkmod-recovery-android-phone-tablet-easy-method/
- https://play.google.com/store/apps/details?id=com.koushikdutta.rommanager.license&hl=en
Enable debugging
- http://www.technipages.com/samsung-galaxy-s3-enabledisable-usb-debugging
- http://www.technipages.com/android-developer-options-is-missing
Android SDK
Other