Samsung Galaxy Wonder Android 5.1.1 CM v12.1

Features of Android 5.1.1 

• Slick new look
• Easier Setup and Device Switch
• Sync with TV's ,Watches and other devices.
• Tighter security: Android smart lock,Multi users and Guest modes,Increased Protection,Screen Pinning
• Prioritized Communication:Lock screen Notifications,Interruptions Subside,Priority Mode
• Built in Battery saver Features
• Raw, Uncompressed images
• Amplified Audio Support

                                                Firmware Download Link

Android Lollipop 5.1.1 download for Ace 4

Gapps Download

Now lets get to the installation process..

But first you must need to install Custom Recovery Galaxy Wonder

How to install the ROM via Custom recovery.But before you get to the installation process make a backup of your important data and files because your going to wipe your files, then charge your device up to 60%-70% ,and if your brick your device then TechNationBH Will not be responsible for that so please do it at your own risk.

1.First copy Android 5.1.1 file to your internal storage or SD card

2.Then get your device into recovery mode

3.Then wipe Data and factory data reset.

4.Then flash the file and the flash Gapps

5.Once installation process done,Reboot your device and done,I hope you will be succeed to install the ROM on your device,NOW ENJOY!!!!!!!