Rooting
Cat B30
Cat

Cat B30

Released: 2015, June. Released 2015, JunePrice: About 140 EURStatus: Discontinued

Guide Coming Soon

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

General

Brand
Cat
Model
Cat B30
Released
2015, June. Released 2015, June
Status
Discontinued
Price
About 140 EUR
Dimensions
118 x 54 x 16 mm (4.65 x 2.13 x 0.63 in)
Weight
101 g (3.56 oz)
SIM
Dual SIM

Display

Type
TFT
Size
2.0 inches, 12.6 cm, 2, (~19.8% screen-to-body ratio)
Resolution
144 x 176 pixels (~114 ppi density)
Protection
Scratch-proof glass

Performance

Chipset
Spreadtrum 7701
Card slot
microSDHC

Camera

Single
2 MP
Features
LED flash
Video
Yes

Network

Technology
GSM / HSPA
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 900 / 2100
Speed
HSPA

Connectivity

WLAN
No
Bluetooth
2.1
Positioning
No
NFC
No
Radio
FM radio
USB
microUSB 2.0
3.5mm jack
Yes

Sensors

Sensors
N/A

Other

Java
N/A
Games
No
Colors
Black
Stand-by
Up to 240 h
Announced
2015, June. Released 2015, June
Messaging
SMS
Phonebook
Yes
Talk time
Up to 6 h
Loudspeaker
Yes
Call records
Yes

Cat B30 Overview

About Cat B30 Cat B30 is a discontinued device from Cat's popular line of first class Android phones, released in the 2015. Cat B30 has a wide variety of great specifications such as with Spreadtrum 7701 , 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 Cat B30 is not published yet. Avoid flashing files from unrelated 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.

Pros and Cons

  • Pros: deeper customization, module support, bloatware removal, and advanced backup options.
  • Cons: warranty risk, possible update issues, and security trade-offs if root permissions are mismanaged.

FAQ

Can I root the Cat B30?

The Cat B30 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 Cat B30 support custom recovery (TWRP)?

Many Cat 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 Cat B30 void warranty?

Yes, rooting the Cat B30 will void the manufacturer warranty. However, you can unroot using the stock firmware to potentially restore warranty coverage.

What Android version does Cat B30 run?

Check the specifications section above for the current OS version and upgrade history of your Cat B30.

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