Hello everyone, here is the latest G900AUCS4DQD1 full Odin update. With this, you may update from ANY version you currently have such as 4.4.4, 5.0, 5.1.1, or 6.0.1. Simply flash all 4 files after you extract using Odin and you will be on the latest and newest update. This WILL wipe your phone so make sure you backup your phone.
G900AUCS4DQD1 (6.0.1) - https://www.androidfilehost.com/?fid=529152257862725335
If for any reason you wish to downgrade, you can safely flash any of the following full Odin firmware's without any issue. Phone will hang after flashing on startup at AT&T logo. Simply boot into recovery and perform factory wipe/reset and it will boot up fine after that. After wiping data/resetting phone, it will look like it got stuck again on AT&T logo but give it a few minutes and it will eventually pass this time.
G900AUCS4DQC1 (6.0.1) - https://www.androidfilehost.com/?fid=745425885120723808
G900AUCS4DPH4 (6.0.1) - https://www.androidfilehost.com/?fid=312968873555011029
G900AUCS4CPA6 (5.1.1) - https://www.androidfilehost.com/?fid=24723757092307204
G900AUCU4COI5 (5.1.1) - https://www.androidfilehost.com/?fid=24438995911970945
G900AUCU4BOF3 (5.0) - https://www.androidfilehost.com/?fid=529152257862696776
G900AUCS4DQD1 (6.0.1) - https://www.androidfilehost.com/?fid=529152257862725335
If for any reason you wish to downgrade, you can safely flash any of the following full Odin firmware's without any issue. Phone will hang after flashing on startup at AT&T logo. Simply boot into recovery and perform factory wipe/reset and it will boot up fine after that. After wiping data/resetting phone, it will look like it got stuck again on AT&T logo but give it a few minutes and it will eventually pass this time.
G900AUCS4DQC1 (6.0.1) - https://www.androidfilehost.com/?fid=745425885120723808
G900AUCS4DPH4 (6.0.1) - https://www.androidfilehost.com/?fid=312968873555011029
G900AUCS4CPA6 (5.1.1) - https://www.androidfilehost.com/?fid=24723757092307204
G900AUCU4COI5 (5.1.1) - https://www.androidfilehost.com/?fid=24438995911970945
G900AUCU4BOF3 (5.0) - https://www.androidfilehost.com/?fid=529152257862696776