REDMI NOTE:- how to sovle 3G, WIFI Internet issues , forgot password, SD storage, signal problem

3G, WIFI Internet issues 
Why does my Redmi Note not use data traffic? 

If your Redmi Note goes without Internet access/data traffic during use, you first need to confirm that your phone bills are not overdue, and the current signal is good, then try to solve the problem with the following solutions: 
1 Check if the top right of the data network identification is normal (G / E / 3G / H // H + 4G); 
2 After restarting the phone, manually re-switch data traffic; 
3 Check whether the system comes with Network Blocking App or if you have reached the upper limit of your current data usage network settings. We recommend that you limit the operation to cancel or re-set the upper limit of your data usage network settings; 
4 If your phone is installed with a network security management App, we recommend that you check whether the problem was caused due to such software settings. 
5 We recommend that you try to reset APN access point settings, methods of operation: System Settings - mobile network - Access Point Name (APN) - reset to the default settings, try to choose "net" access point attempts; 
6 Prolonged use may cause the system to generate a lot of junk files, which impede the normal operation of the system. It is recommended that you test (after backup) if resetting to factory settings will solve the problem.
7 If the above methods are still unable to help you solve the problem, it is recommended that you bring the phone to the nearest Xiaomi authorized repair point for testing.

Redmi Note WIFI connection always prompts "disconnected", what do I do? 
If your Redmi Note always prompt "disconnected" when connecting to WIFI, or shows WiFi connected but there is no Internet access, you can try to solve the problem using the following ways: 
1 It is recommended that you delete saved this SSID, delete method: Open the System Settings -WIFI, click on this arrow icon behind WIFI name, select "Delete Network", re-add the SSID. It  is recommended to use the system of Google Input Method to enter the password; 
2 It is recommended that you use a static IP connected WiFi, methods of operation: Enter the System Setup -WLAN- find the network currently connected, click the back arrow sign network settings, click IP Settings, select to manually enter a static IP address, gateway and other information ; 
3 Upgrade the phone system to the latest version; 
4 Attempt to restart the router; 
5 We recommend that you try to connect to other WIFI spots, such as using other phones to create a portable hotspot; 
6 If the other WIFI hotspots are not available, it is recommended that you bring the phone to the nearest Xiaomi authorized repair point for testing.


[Xiaomi account password, lock screen password-related] 
I forgot my Redmi Note 4G device’s lock screen password, how do I unlock the screen? 
If you forget to set a lock screen password, making it impossible to enter the system, you can log in using the following ways: 
1 If your phone uses a "forgotten password" option to bind a Google account or Xiaomi account to the phone, enter an incorrect password 5 times in the lock screen. Click the "Forgot Password", the system will prompt you to enter a bind Google account password (Xiaomi account password) to unlock. 
2. If your phone binds a Xiaomi account and has a lookup phone feature, you can also visit Xiaomi cloud services at i.xiaomi.com, select Find phone - lock the phone, enter a new 8-digit password, confirm lock, then enter the password to unlock the phone. 
3 If your phone is not bound to any account, this feature is a last resort as it will delete all data on phone. It is mainly for mobile phone users to ensure information security (wiping all data from phone). You can enter Recovery Mode and clear user data (This will clear your messages, contacts, call records, account number and other personal information). (Clear Methods: In the off state, click on the phone volume + power button to enter recovery mode, volume up and down keys to select, power button, said OK, and then select: Language - >> Clear Data - >> clear user data - >> return main Menu - >> restart the phone). 

I forgot my Redmi Note 3G device’s lock screen password, how do I unlock the screen? 
  If you forget to set a lock screen password, making it impossible to enter the system, you can log in the following ways: 
1 If your phone uses a "forgotten password" option to bind a Google account or Xiaomi account to the phone, enter an incorrect password 5 times in the lock screen. Click the "Forgot Password", the system will prompt you to enter a bind Google account password (Xiaomi account password) to unlock. 
2. If your phone binds a Xiaomi account and has a lookup phone feature, you can also visit Xiaomi cloud services at i.xiaomi.com, select Find phone - lock the phone, enter a new 8-digit password, confirm lock, then enter the password to unlock the phone. 
3 If your phone is not bound to any account, this feature is a last resort as it will delete all data on phone. It is mainly for mobile phone users to ensure information security (wiping all data from phone). You can enter Recovery Mode to clear user data (This will clear your messages, contacts, call records, account number and other personal information, and analog SD card data) can be. (Clear Methods: In the off state, the phone click the volume down + power button to enter recovery mode, then the volume down for the selection, the volume is confirmed, move the cursor to the recovery, click on the volume, wait about 10 seconds, you will see green robot, then click the power button, you can see the recovery screen, select wipe data / factory reset, then select yes, and wait for the system to reboot). 

I forgot my Redmi account password that was bound to my phone.

If you have forgotten Xiaomi account password, you can recover your password via two ways: 
1 Go http://www.mi.com login page, select the "Forgot Password" to retrieve your password. 
2 You can log https://account.xiaomi.com/pass/forgetPassword to request for Xiaomi Staff to manually reset your password. (Please remember to provide the Xiaomi phone IMEI number that the account was bound to. If there is a purchase order, please provide photo ID card, be sure that the photo is clearly visible.) 


[SD card storage-related] 

Why does the "Others" portion take up so much space? 
The "Others" portion refers to the files on SD card which are files other than music, videos and pictures. For example, game data files from installation package, or document formats which cannot be recognised by the phone system, files which phone backup file management can not directly. Mostly due to the existing classification of media files, the phone will have a large number of non-media-files simultaneously, so the volume occupied by “Others” will be relatively large, this is a normal phenomenon. 
  As the "Other" includes a lot of files which have different functions, there is no direct delete button. You need to identify and carefully remove your own files. You can use the file manager file cleanup function to clear junk files. 
Redmi Note how to add contacts to the SIM card? 
If you want to add a contact to the SIM card, you will first need to open the option to display the SIM card contacts, as follows: 
In the Address Book page, click the menu button - settings - to display contacts - display SIM card contacts. After selecting New contacts, you can select the storage path to the SIM card to save to.

Can Redmi Note applications can be moved to the SD card? 
  Sorry, MIUI system does not allow software installation to SD card, because programs installed to the SD card will cause the following problems: 
1 slow down the loading speed of the phone; 
2. cause poor stability; 
3 Power consumption is large. 
  Based on the above considerations, Redmi Note does not provide settings/software to install to the SD card, this design is to ensure that products bring you a better experience. 

Redmi Note does not recognize the SD card, what do I do? 
  If the phone cannot identify Redmi Note external SD card, you can try to resolve using the following ways: 
1 Go to System Settings - Storage --SD card. See if uninstalling the SD card and re-plugging the SD card will help; 
2 Remove the SD card through the card reader access to PC, PC to see whether the identification, to determine whether there is an SD card failure; 
3 If SD card is working properly, but the phone still cannot read it, it is recommended that you bring the phone to the nearest Xiaomi authorized repair point for testing.

Redmi Note how to connect a computer? 
  If you want the phone connected to the computer to read the SD card information, you will first need to connect your phone computer via USB cable,: 
After connecting your phone via USB data cable to your computer, select the media device (MTP) connections, "my computer" will appear in the portable media player, double click to open, you can see the built-in memory and external SD card letter, Please note that due to the Windows system through the Windows Media Player (Microsoft's own media player software) integrated MTP / PTP protocol for reading and writing to memory devices, if your computer has no such software or has a outdated software version, it is recommended you upgrade after installing Windows Media Player version 10.0 or above; 
Select the camera (PTP) connection, a "My Computer" in the digital camera, you can see the open virtual memory drive, you can view DCIM and Pictures folder files. (External SD card photo files can not be viewed through this form of connection); 
  If above tips does not show any content after your phone is connected after the computer, we recommend that you try to switch to a different connection, and you can switch to a different data type or USB interface attempts. 


[System] 

Wipe problem 

  How do you wipe system or upgrade the system? 

  Redmi  Note non-4G version supports OTA upgrade card brush in two ways: 
1.OTA way: After connecting WIFI, click the menu button - System Settings - All Settings - About phone - System updates detected after upgrading to the new version, click OK; 
2 card brush way: Log rom.xiaomi.cn download Red Mika brush bag, place the red meter SD card. Click on the menu button - System Settings - all settings - system updates - Menu key - select the installation package, select the SD card in the card brush pack, wait for Brush to be completed. 

Redmi Note shows undetectable OTA update, what do I do? 
  If you can not detect the new version Redmi Note networking upgrade, we recommend that you can try to solve using the following ways: 
1 If you are currently connected to the case of data traffic and unable to detect the new version, you can enter the system updates, click the menu button - Detect Settings - View "check for updates only WLAN under" whether it is turned on; 
2 We suggest that you try to change the other WIFI environment before clicking system update attempt again. If you still can not detect the new version, you can download the card brush package, manual card system to the latest brush. Before brushing machine, it is recommended that you do a data backup. 

Is Redmi Note 4G mobile version able to support open wire brush? How to wire brush? 
  Redmi Note 4G mobile open wire brush can be used directly MiFlash Brush tool Brush, Brush Method: 
1, any brush may have risks. Before the brush, it is recommended that you backup, it is recommended to copy the backup files to an external SD card or via Xiaomi mobile assistant backup. 
2, Download Redmi Note 4G mobile version of the package and wire brush Brush tool, download address: rom.xiaomi.cn 
  3, Extract Brush package, install the Brush tool. 
4, the phone into fastboot mode (off, press and hold the volume down + power button), plug the data cable to the computer 
5, select the Brush Pack, start brushing machine, because Redmi Note 4G mobile version is a single system, brush machine faster, 50-100s can brush machine to complete. Redmi Note 4G mobile wire brush by default does not clear the phone data. 
  You can also log into www.miui.com, and follow the Redmi Note wire brush graphical tutorials


[Hardware]

Appearance problem

How to identify the authenticity of my Redmi Note device? 

  You can log on the official website of Xiaomi - services - through "mobile phone security code query" to do phone verification. If you have trouble validating or verifying the result, you can also bring the phone to the nearest Xiaomi authorized repair point for verification.
  Currently the official website of Xiaomi, Xiaomi Lynx flagship stores and operators formal channels Xiaomi phones purchased are authentic, we recommend that you can buy through the above channels. 
Redmi Note often hangs in the middle of running, what do I do? 
  Mobile hanging may be a variety of reasons, such as large phone's RAM in use, too much background RAM to run the program, or mobile security software conflicts. You can try the following operations: 
1 clean out daemon or restart the phone, (methods of operation: long press home key to remove unwanted programs running); 
2 in the phone's settings - all settings - electricity - electricity usage in CPU power saving mode off; 
3 off or uninstall security software category and battery type; 
4 upgrade phone firmware to the latest version; 
5 If the situation remains serious, we recommended that you back up the data before restoring factory settings. 

What network standard does Redmi Note support? Can you use telecommunications card? 
  At present, the introduction of Redmi Xiaomi Note models were: Redmi Note mobile version, Redmi Note Unicom version, Redmi Note Mobile 4G and Redmi Note Unicom version of 4G. 
  Redmi Note mobile version supported network standard is: support for China Mobile 3G (TD-SCDMA) and China Mobile, China Unicom 2G (GSM) network; 
  Redmi Note Unicom version supports network standard as follows: support China Unicom 3G (WCDMA) and China Mobile, China Unicom 2G (GSM) networks. "
Redmi Note 4G mobile network standard is supported: Support China Mobile 4G (TD-LTE), 3G (TD-SCDMA) and China Mobile, China Unicom 2G (GSM) network; 
  Redmi Note Unicom version supports 4G network standard is: support China Unicom 4G (FDD-LTE, TDD-LTE), 3G (WCDMA) and China Mobile, China Unicom 2G (GSM) network; 


[Signal or calling problems] 

How do I solve the problem of Redmi Note 4G version not being able to use 4G network? 
  If you cannot use Redmi Note4G version 4G network, we recommend that you follow the following methods to troubleshoot: 
1 you need to replace to a 4G SIM card. To use the mobile version of 4G network on the Redmi Note 4G, you first need to apply for a replacement to a 4G SIM card if the SIM card cannot use ordinary mobile 4G network; 
2 There might be no 4G networks around that can use the 4G network coverage. If there are no 4G signals, the phone will automatically connect to 2G / 3G networks. 
3 Manually set 4G network priority, method to do so is: System Settings - Mobile Network - Network type selection -4G network priority. 

What do I do if my Redmi Note cannot send SMS / MMS? 
  If your Redmi Note is unable to send SMS / MMS, we recommend that you try the following solutions: 
1 First, check the SMS center number is correct (correct SMS center number to be used with your network operator customer service); 
2 open always receive MMS options (System Settings - all settings - mobile network - always accept MMS "); 
3 To enable operators to make mobile Internet services available to you, MMS must have "mobile Internet" function under the premise that MMS can only be sent successfully if they do not charge traffic fees and only charge by the amount of MMS sent. 
4 If the Send MMS attachment is too large, operators generally will send MMS pictures under stringent size restrictions, consult specific operators for further details; 
5 Replacing SIM cards of different operators before trying to send; 
6 After upgrading to the latest version, backup beforing clear all data. Afterwards, try to send again; 
7 If the above methods do not work, it is recommended that you bring the phone to the nearest Xiaomi authorized repair point for testing.

What to do if Redmi Note has no signal? 
You can try to resolve using the following steps: 
1 Check if SIM card is correctly inserted and re-plug the card; 
2 Check if wrong SIM card is used. Redmi Note supports the use of mobile cards and Unicom card, but does not support the use of Telecommunications card; 
3 In the dial-up interface, enter "* # * # 64663 # * # *" into the hardware detection mode, open the SIM card test to detect SIM card status; 
4 Try replacing with another SIM card; 
5 If the show no signal, it is recommended that you bring the phone to the nearest Xiaomi authorized repair point for testing.

Why is there a countdown for Redmi Note 3G when making a phone call? 
  If your Redmi Note is in dual SIM-card mode, you can directly enter the number to dial manually choose to use the SIM card 1 or SIM card 2 to call, such as clicking on a direct dial number in the call log or contact details, or go to the SIM card selection interface and confirm the SIM card to be used within 10 seconds of countdown. If selection is not done within 10 seconds, the phone will use the default method to call. 
  
Tips: If there is only one SIM card on the phone, you will not see this prompt.
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