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Redmi 4

[Other] Redmi 4: Frequently Asked Questions

2017-05-16 03:15:39
118034 2392
Hello Mi Fan's,
As you all know that Xiaomi has recently launched the Redmi 4, we thought of coming up with a detailed Q&A so that you don't have to search to get answers anywhere. If incase you feel something remained unanswered then do reply here.

Updated User queries:
Q. Is the fingerprint​ sensor available in all 3 variant?
A. Yes!!! All 3 variant will have FP sensor.

Q. What are the dimensions of Redmi 4?
A. Dimension of Redmi 4 is 139.24mm x 69.96mm x 8.65mm, 150g

Q. Does the phone comes with Fingerprint Sensor?
A. Yes it has a Fingerprint Sensor on the rear (back) side of the phone.

Q. Which processor powers the Redmi 4 and what is the GPU Version?
A. Redmi 4 is powered by Snapdragon 435 (based on Cortex A53), 64bit architecture, Octa-core (8) Processor clocked Max at 1.4 GHz. Its come with Andreno 505 GPU.

Q.  What about the rear and front camera on this device?
A:  Rear Camera is of 13 MP with PDAF, f/2.0 aperture & LED flash. Whereas the front Camera is of 5 MP, f/2.0 aperture. The Camera is capable of recording 1080p Video's at 30fps.

Q. What is the battery capacity?
A. The battery capacity of this device is 4000/4100mAh (min/typ) lithium-ion polymer.

Q:  In how many variants Redmi 4 is available in India?
A. At present Redmi 4 is  available in 3 variants, which are 2GB RAM and 16GB ROM,3GB Ram and 32GB ROM,4GB Ram and 64 GB

Q. What is the screen size, screen resolution and pixel density of Redmi 4 display?
A. Redmi 4 has 12.6cm (5") HD Display i.e 1280*720 Display Resolution with ~296 ppi.

Q. Is it a dual SIM device?
A. Yes, Redmi 4 support dual Sim (Hybrid SIM slot).

Q. Which frequency bands do these SIM slots support?
A. It supports All Indian specific band.
Each SIM slots comprises of 4G with the following band specification:

GSM B3(1800MHz), B8(900MHz)
WCDMA 900 / 2100MHz
TD-LTE B40/B41

Q: What are the SAR values?
A. India SAR 1g limit: 1.6W/kg
SAR Head Value: 0.750W/Kg, Body: 0.612W/KG (distance 15mm)

Q: What are the color options while buying this device?
A: This device comes in Gold and Black variants.

Q: What is the cost of Redmi 4 and how to buy it?
A. Redmi 4 is available exclusively on & from 6999/- INR.

Q.Which items will the Redmi 4 package contain?
A. The Redmi 4 package box contains Redmi 4, Power adapter, Standard USB cable, Warranty card, User guide, SIM ejector.

Q: Is Xiaomi Redmi 4 waterproof or water resistant?
A: No!!!

Q:Does Redmi 4 has capacitive buttons and with light?
A: No the keys are not backlit.

Q:Does Redmi 4 has an IR blaster?
A: Yes

Q:Does Redmi 4 has a notification LED?
A: Yes it does has a notification light.

Q:Does Xiaomi Redmi 4 support dual cards dual standby?
A: Yes it does.

Q:What's the type of charging port on Xiaomi Redmi 4?
A:Xiaomi Redmi 4 has a standard USB charging​ port.

Q. What about long reading sessions on this device?
A. Redmi 4 offers ‘Read mode’ feature which cuts off the blue light and protects your eyes during long reading sessions.

Q. What about fingerprint scanner on this device?
A. Yes it is Available !!!

Q-Do the screen have Cornilla Gorilla Glass?
A- No official information available.

Q. Can the battery be removed?
A. No, It is a non removal type battery.

Q. What is charging time to full charge?
A. Depends on charger output. Normally 2hrs 15/20mins with the stock charging adapter + USB cable when kept idle.

Q: Does Redmi 4 support OTG?
A: Yes, Redmi 4 supports OTG function. If you are trying to connect pen drive please ensure that the file system is FAT 32.

Q. How many sensors are available on this device?
A. The device is built with Accelerometer, gyro, proximity, compass sensors.

Q. Does this device has NFC?
A. No!!!

Q. What are the WLAN specifications?
A. Redmi 4 supports 802.11 b/g/n.

Q. Which Bluetooth version is available on this device?
A. Bluetooth Version v4.2, A2DP, LE is available on this device.

Q: What is the USSD code for hardware test to detect if there is some kind of hardware problem?
A: The USSD code to test hardware related problem on Redmi 4 is *#*#6484#*#*.

Q: Why the RAM availability low on 1st boot?
A: It's been used by system app and apps which are running in the background.

Q. Does Redmi 4 support Mi band?
A. Yes, Redmi 4 supports Mi band. In order to manage your Mi Band on Redmi 4 you need to download and install Mi Fit app.

Q: What about IMEI no.?
A: You can find IMEI no. on your box. You can also find it by dialing *#06# in the dialing pad.

Q: Which MIUI and Android version does Redmi 4 provide out of the box?
A: Redmi 4 Indian variant sports MIUI 8 along with Android v6.0.1 (Marshmallow) which will be upgraded to higher version via updater when available.

Q. How to connect Redmi 4 to PC/Laptop?
A. Redmi 4 can be connected to a PC/Laptop using micro USB cable.

Q: How to enable developer options and turn on USB-Debugging?
A: Go to Settings> About Phone> Tap on MIUI version repeatedly until a message pops up: Congratulations! You’re a developer.

Q:What's the weight of Xiaomi Redmi 4?
A: Redmi 4 (16GB) is about 150gm.

Q:Does Xiaomi Redmi 4 support external memory card?
A: Yes it does.

Q: Will the Redmi 4 bootloader be locked?
A: The answer is Yes. For obvious reason(s), this is to protect your device data security and protection.This is done to better incorporate with "Mi Cloud" services to "locate your device", in the unfortunate event if you lose your Redmi 4. If you wish to unlock your bootloader, there is an available 'Mi Unlock' app available  *However, we do not advise and encourage you to do so. So Please proceed at your own risk, and you are hold responsible for your own device.

Q: Can I backup my DATA?
A: MIUI has got its own Backup app.
Steps to be followed:
Settings >Additional Settings > Backup & Reset > Local Backups  > Backup [ Here you can select what you want to backup i.e. System, Apps, Accounts & Contacts]

Q. Is there any cloud storage available on this device?
A. Yes, Mi Cloud is linked to your Mi account. Once you login to your Mi account, you will be asked to backup your data and even you can find your lost device using Mi Cloud feature. You can access your cloud data remotely using

Q. What to do if something goes wrong with my Redmi 4?
A. You can post your queries on Mi Community forum and the moderators will attend to the same. If there is a physical damage/defect you can visit nearest service center. The service center details are available on

Q- What about Device Updates?
A- For Updates, please refer to Updater App on your Device.

Q: Will there Android upgrade for Redmi 4?
A: Yes! But when it's upto to the developer team to decide.

Q: How can I adjust the duration of screen lock/off automatically?
A: In Settings > Lock Screen & Password > Sleep, you can change the duration of "Sleep".

Q: My compass is not calibrated correctly. How to calibrate my compass app again?
A: Go to Settings > Installed App, select Compass and press "Clear Data". Open the compass App and calibrate again.

Updated Queries & Answer
Q. Does the phone supports VoLTE?
A. Yes it does support VoLTE and Jio SIM will work flawlessly without any issues & you don't have to download Jio4GVoice to do calling.

Q. What materials are used on back/rear side? Is that a metal body?
A. YES it's a metal body.

Q. Does Mi remote work?
A. Yes! It work as the IR blaster is present.

Q. Does the phone heat's?
A. No! It won't heat unless you use it :-P Logically​ phone get warm according to Usage and surrounding (ambient) temperature. So it depends on where and how you use it.

Q. Is the display 2.5D?
A. Yes

Q. What's​ the battery life?
A. Depends on usage pattern totally. With normal-Mid level usage it can last 1.5 days​ atleast.

Q. What's the USP?
A. The overall specifications within 7k is USP. Isn't it?

Q. Well what about delivery and COD?
A. Please login on or & enter your pincode to see the availability and payment options.

Q. Is it available through offline channel?
A. Anything about offline availability will be announced on community. At the moment I don't think it's officially available through the offline channel.


Number of participants 9 Experience +40 Pack Reason

View Rating Log

2017-05-16 03:15:39
Favorites263 RateRate

Rookie Bunny

1684980167 | from Redmi 4A


what's the phone sound
2017-05-16 04:39:09
Very good and every thing is clear.
2017-05-16 06:05:43
Someone could help me to get F-Code to get this phone on a priority basis.
2017-05-16 06:06:43

Advanced Bunny

1621381047 | from Redmi Note 3


is the 6999 variant comes with fingerprint sensor?
2017-05-16 06:09:34

Rookie Bunny

1686986607 | from Redmi 3S


As you have mentioned dat for pre order token money of 1000 should be paid so how to avail it
2017-05-16 08:59:00

Advanced Bunny

1669456757 | from Redmi 3S


wow... it's great
2017-05-16 08:59:11

Master Bunny

ratchaz | from Redmi 3S


when compare to LTE bands of 3s prime, 4a, and redmi 4, which one is more compatible with jio sim, bcoz 3s prime has a lot of network reception in closed area. n its known issue. so can u clear this ??
2017-05-16 09:07:59

Pro Bunny

mehtab s | from Redmi Note 3


nice model
2017-05-17 02:26:16

Master Bunny

aarav87 | from Redmi Note 4


great phone......
2017-05-17 03:05:34
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