SafeRooting
NIU C21A
NIU

NIU C21A

Released: 2013, March. Released 2013, AprilStatus: Discontinued

Guide Coming Soon

We are preparing a verified guide. Contact support before attempting advanced flashing steps.

Full Specifications

NFCNo
SIMDual SIM (Mini-SIM)
USBmicroUSB
EDGENo
GPRSUp to 48 kbps
JavaNo
Size1.8 inches, 10.2 cm, 2, (~21.4% screen-to-body ratio)
TypeTFT, 256K colors
WLANNo
BrandNIU
GamesNo
ModelNIU C21A
RadioStereo FM radio
VideoNo
ColorsBlack, White, Blue, Green, Purple, Red, Fuchsia
SingleVGA
StatusDiscontinued
Weight73 g without battery (2.57 oz)
SensorsN/A
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - CM21A003
Internal32Mb 32Mb RAM
Released2013, March. Released 2013, April
Stand-byUp to 200 h
Announced2013, March. Released 2013, April
Bluetooth2.0
Card slotmicroSDHC
MessagingSMS, IM
PhonebookYes
Talk timeUp to 4 h
3.5mm jackNo
Dimensions106 x 45 x 14.5 mm (4.17 x 1.77 x 0.57 in)
Resolution128 x 160 pixels (~114 ppi density)
TechnologyGSM
LoudspeakerYes
PositioningNo
Call recordsYes

NIU C21A Overview

About NIU C21A NIU C21A is a discontinued device from NIU's popular line of first class Android phones, released in the 2013. NIU C21A has a wide variety of great specifications such as 32Mb 32Mb RAM , as well as ultrasonic fingerprint sensor. The thing that makes this decent smartphone special is its sleek design and an amazing all-screen design with no notches at all.

Rooting Information

A verified root guide for NIU C21A is not yet published. Avoid flashing files from unrelated device variants.

Bootloader Information

Most Android rooting methods begin with bootloader unlock. Unlocking may wipe data, affect warranty, and disable some security features.

Recovery Information

Custom recovery support depends on chipset, kernel source availability, and community builds. Fastboot-based Magisk installation can work even when TWRP is unavailable.

FAQ

Can I root the NIU C21A?

The NIU C21A supports rooting through Magisk. You'll need to unlock the bootloader first, then flash a patched boot image. Check the rooting status card on this page for availability.

Does NIU C21A support custom recovery (TWRP)?

Many NIU devices support TWRP. Check our device page for recovery compatibility. If TWRP isn't available, you can still use Magisk through fastboot method.

Will rooting NIU C21A void warranty?

Yes, rooting the NIU C21A will void the manufacturer warranty. However, you can unroot using the stock firmware to potentially restore warranty coverage.

What Android version does NIU C21A run?

Check the specifications section above for the current OS version and upgrade history of your NIU C21A.