Cyanogenmod

Howto Install

Check the Cyanogenmod -Wiki:

Backup! (see below)
Android 4.4 uses SElinux in “enforcing” mode: installation recovery via CWM recovery app impossible
Use flashify app to install downloaded recovery image
Download https://download.cyanogenmod.org/?device=hlte and gapps (arm)

Backup!
- Nandroid (needs ~2gb on sdcard) +
- Titanium backup +
- Rsync to linux via ssh server +
- Backup /efs/ folder - it contains IMEI and phone data
Heimdall install and build fails on debian wheezy (libusb probs), but works in Ubuntu x386
Use Clockworkmod ROM- Manager to boot into CWM recovery, if it doesn't work by booting with buttons HOME + VOL-UP + Power pressed
Backup from CWM recovery via “Backup to external SD-card”
Wipe before install:
- Fresh install coming from another ROM → Fullwipe: “wipe data / factory reset”
- Cyanogenmod Update → “wipe cache partition”
Take care to install the correct version (unbranded / branded / US / Intl / LTE / …)
Troubleshoot: http://www.droidviews.com/things-to-do-before-and-after-installing-a-rom-troubleshooter/

Bootloop: Try to “wipe cache” and “wipe data / factory reset”
- http://www.droidviews.com/how-to-unbrick-your-bricked-samsung-galaxy-s4-gt-i9500-gt-i9505/
Install Official Firmware - Howtos for Samsung S4
- http://www.droidviews.com/how-to-install-latest-official-firmware-on-samsung-galaxy-s4-all-models/
- http://samsung-updates.com/device/?id=GT-I9505
install a new system and / or recovery in:
- recovery: vol+ home power
- download mode for ODIN: vol- home power
- fastload adb - adb is ALWAYS ON in recovery!!