Samsung Galaxy S4 Active

Installation

Choose any of the methods below, the installation needs to be done by flashing through a computer.

• A. Download the OkcarOS Flashing Assistant on your computer for automatic flashing.
• B. Download the firmware package on your computer for manual flashing (requires knowledge of command line operations).

Guides

• Installation for yourself
• Build for yourself
• Update to a newer build of the same OkcarOS version
  • Upgrade to a higher version of OkcarOS (e.g. lineage-17.1 -> lineage-18.1)

Special boot modes

• Recovery: With the device powered off, hold Home + Volume Up + Power. Let go of Power immediately when the phone vibrates, but keep holding the two other keys.

• Bootloader/Fastboot/Download: With the device powered off, hold Home + Volume Down + Power.

Known quirks

• IMS

• Device integrity

Find help online

You can find assistance with OkcarOS on our subreddit, or in #OkcarOS on Libera.Chat.

Report a bug

If you’d like to report a bug, follow the instructions here.