Micromax has released android 4.2.1 software update for Micromax Canvas HD A116, here is a custom ROM which is MIUI v5 install guide for your device. It is the latest version V3.7.26.
The MIUI 5 V3.7.26 has some extra features, such as New Baseband, Pre-Rooted, Faster And Smoother, Net Speed Tweaks, Gps.cofig added, and so on. Users falsh this custom ROM for Micromax Canvas HD A116, because if you encounter expected problem, or you dislike this ROM, you can flash your devide back to stock using CWM recovery.
1. Charge your Micromax Canvas HD A116 up to 80% battery for successful completion of this process.
2. Disable all your security suites, like firewall and antivirus on your device and your computer.
3. Backup all your personnel items and other impotent data.
4. Enable USB Debugging mode on your device.
5. Install the official USB driver for your device. See Micromax Canvas HD A116 USB driver.
Note: we are not responsible for any damage to your device, do it at your own risk.
Flash MIUI v5 android 4.2.1 for Micromax Canvas HD A116
1. Download Rom.zip File.
2. Put into External/Internal SD Card
3. Go To CMW Recovery
4. Wipe Data/Factory Reset And Wipe Partition
5. From Advance Menu Do Dalvik Catch Clear
6. From Advance Menu Do Battery State Clear
7. Go in Mount And Storage select FORMAT SYSTEM
8. Select Intall From SD and Select File And Click YES
9. Select Rom.zip And Select YES
10. SystemUI FC once. Dont panic
MIUI is one of hot custom ROMs for android cellphones, so flash android 4.2.1 on Micromax Canvas HD A116.