The superstar custom ROM when it comes to customization is now available for Samsung Galaxy S4 model i9505. Android 5.1.1 based BlissPop custom ROM is close to AOSP, offers a very stable experience and yet full of customization choices. This Android 5.1.1 custom firmware brings more features to your S4 than the AOSP. Animations, customizations, performance improvements, and stability - here's how to flash BlissPop Android 5.1.1 custom ROM on Galaxy S4 i9505.

- Fix Samsung Galaxy S6 and S6 Edge Battery Drain Issues – Android Tip

BlissPop Android 5.1.1 features:

- Status Bar

- Navigation & Button Options

- Notification Drawer

- Lockscreen Options

- Power Menu Options

- Gesture Anywhere

- Animations

- App Circle Bar

- Sound Options

- Display & Light Options

- Notification Manager

- Bliss Download Section

- AudioFX Equalizer

-Privacy Options

- Accounts & Sync

- Language & Input

- Backup & Reset

- Date & Time

- Accessibility

- Printing

- Developer Options

- Rom & Hardware Information

- Changelog

- Bliss OTA Updates and much more...

Prerequisites to flash BlissPop Android 5.1.1 on Galaxy S4 I9505:

• Backup any important data from your Samsung Galaxy S4 I9505 as a complete wipe will be required during the flashing process.
• Enable USB debugging option on your device: Settings > Development Options > USB debugging.
• Samsung Galaxy S4 I9505 must be rooted, unlocked and installed with a recovery tool like TWRP or CWM.
• Your device must be charged to at least 60% of power.

Note: this tutorial is focused on Samsung Galaxy S4 i9505; kindly do not try this guide on other Android & Samsung devices.

How to flash Android 5.1.1 on Galaxy S4 with BlissPop ROM:

Required files: download the BlissPop Android 5.1.1 Lollipop custom firmware for Galaxy S4 and save it on your computer. Do not extract the contents. Also download Google Apps Package.

• Connect your Galaxy S4 to your computer using a USB cable and copy the zip file to your phone’s SD card.
• Disconnect the USB cord and power off your Galaxy S4.
• Boot it into recovery mode: switch the phone on while pressing and holding Volume Up + Home + Power buttons simultaneously.
• Perform a Nandroid backup of your current OS: Backup > backup and restore on ClockworkMod recovery.
• Perform wipe data tasks: from CWM recovery menu, select wipe data / factory reset and confirm the process.
• From recovery menu, select install zip from sdcard followed by choose zip from sdcard. Locate the BlissPop Android 5.1.1 Lollipop custom firmware and confirm the flashing process.
• Return back to main recovery menu and reboot your Galaxy S4 I9505 into the new custom ROM. First boot takes a good 5 minutes so please be patient.