On the OnePlus, there is actually more on the dialer screen than you can see. In addition to the obvious purpose of calling people, there are a variety of secret codes that you can enter to check your device, reveal important information, make anonymous calls, and more.
OnePlus has programmed numerous secret codes diagnostic modes that can be accessed through the phone app's keypad to help control production line quality and post-sale troubleshooting. In addition, popular GSM-based carriers such as T-Mobile also have their own secret codes to better access their services.
The following dialer codes have all been tested with the latest firmware versions for OnePlus 5T and 6 However, some of the provided codes may only work with certain models, not to mention different wireless providers, so the results vary by model or mobile operators vary.
Tips for Reading These Codes
Note the following These dialer codes work in different ways. Most OEM-specific dialer codes are automatically activated as soon as you enter the last digit or last symbol, while some codes require you to press the green "Call" button to activate.
In addition, some codes require a phone number. So, if you see XXXXXXXXXX in any of the following codes, you'll need to enter a 1
View firmware version and software details
Either * # 1234 # to instantly display the firmware version / build number of your device, or * # 6776 # to display the "Software Version" page for your OnePlus Device to open.
* # 1234 # OR * # * # 1234 # * # * .... Check the firmware / build number
* # 6776 # OR * # * # 1111 # * # * ..... See full software details
* # * # 4986 * 2650468 # * # * ....... Check the firmware versions for PDA, Phone, H / W and RFCallDate
Of course you can view the same exact information by going to the "About the Phone page in Settings, but typing one of these codes will save you the extra steps of navigating through the menus.


Access Engineer Mode
The app in question – EngineerMode – is a diagnostic tool This tool is primarily used to ensure that software components are in perfect working order during production. However, you can also access it to troubleshoot your OnePlus handset under customer service. To enter technician mode, enter * # 36446337 #.
* # 36446337 #
After entering the code, you will be redirected to a "FactoryMode" page with various tests and settings that you can access. Notable options include the ability to instantly call "FastBoot Mode" without having to shut down the device and the option to immediately erase all data on your device by pressing "All Clear".
In addition to the above test mode above, you can also view software or hardware versions and other information about individual components and functions by entering the following codes:
* # 268 # ........ .... Show the Qualcommm settings
* # 888 # ............ See hardware PCB version and corresponding QR code
* # 9090 # ........... diagnostic configuration
* # * # 2222 # * # * ...... FTA HW version
* # * # 2663 # * # * ...... touch screen version
* # * # 3264 # * # * ...... RAM version
* # 12580 * 369 # ...... software and hardware information
* # * # 232337 # * # ..... Displays the Bluetooth device address
* # * # 232338 # * # * .... Displays the WiFi MAC address
* # * # 1442365 # * # * ... GPS
Enter Engineering Manual Test Mode
Another Aspect of EngineerMode Manual test mode is a series of hardware and software tests. To enter this mode, enter * # 808 # on the numeric keypad of your phone.
* # 808 #
There are approximately 81 separate tests that you can perform, ranging from automated "Production Line" tests that give you an idea of the quality control that is integrated into each device, to more standard Hardware tests such as touchscreen functionality. Overall, Manual Test Mode is a great way to make diagnostics on your OnePlus handset to make sure everything is working properly.
In addition to the above test mode, you also have the ability to automatically test individual components and functions by entering the following codes:
* # 99 # ........... Turning On / Off the always display
* # 800 # .......... Protocol Test Settings
* # 801 # .......... engineering switch test mode
* # 802 # ......... GPS TTFF (Time-To-First-Fix) test mode
* # 803 # .......... Engineering Wi-Fi setting
* # 804 # .......... Automatic separation test mode
* # 805 # .......... Engineering Bluetooth test mode
* # 806 # .......... engineering aging test mode
* # 807 # .......... Engineering automatic test mode
* # 809 # .......... Input engineering echo test mode
* # 814 # .......... Searches automatically for available TDSCDMA carriers
* # 824 # .......... Searches automatically for available WCDMA carriers
* # 834 # .......... Automatically searches for available LTE carriers
* # 844 # .......... Automatically searches for available GSM network operators
* # 900 # .......... Test photo RGB (red, green & blue tint)
* # * # 0 * # * # ** ..... LCD display test
* # * # 0283 # * # * .... packet loopback
* # * # 0289 # * # * .... melody test
* # * # 0588 # * # * .... Proximity sensor test
* # * # 0673 # * # * .... melody test
* # * # 0842 # * # * .... test for vibration and backlight functionality
* # * # 1575 # * # * .... Advanced GPS testing
* # * # 2664 # * # * .... touchscreen test
* # * # 7668 # * # * .... Check for root
* # * # 232331 # * # * - Bluetooth test
Check your IMEI number
Besides the default * # 06 #, you can also type * # 66 # to get to the "Check & Encrypt IMEI" page, which displays more IMEIs marked as encrypted, even though there are no options to select from one IMEI to another.
* # 06 # ..... Show IMEI & MEID
* # 66 # ..... IMEI & MEID View & Encrypt
Fetching the IMEI of your handset using these dialer codes is much faster than calling the "About Phone" page within the settings or searching for the Original packaging that you may have rejected. Therefore, we recommend saving this simple command for the moments when you need to quickly retrieve your device's IMEI for troubleshooting or reference purposes.


Resetting the OnePlus device
With OnePlus, you can immediately erase all data and the device Reset to factory settings by entering different dialer codes, depending on how much information you want to keep. For example, you can enter * # * # 7780 # * # * to remove your Google Account and any apps you have installed, along with any related data, but to keep all other files, such as photos and other media files. 19659009] * # 8778 # …………… Reset device can be canceled
* # * # 7780 # * # * ………. Clears the Google Account, third-party apps and all related data. Can be cancelled
* # * # 947322243 # * # * ….. Instant Data Wipe, ATTENTION !!! Get off by booting into Fastboot
* 2767 * 3855 # ……….. Completely erases the device and reinstalls the firmware
Be careful with the code you entered, because * # * # 947322243 # * # * will Restart your device immediately Preparation for a factory wipe and reset data, as opposed to * # 8778 # and * # * # 7780 # * # *, which can be easily canceled by pressing the back button.
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Secret Codes for the Weather App
OnePlus phones come standard with their own weather App, which due to its beautiful design and extremely easy to the best currently available apps counts User-friendly control panel. Not surprisingly, the app has several custom dialer codes to help you access various settings:
* # * # 1288 # * # * ...... Allows you to select from a list of cities or Add new ones
* # * # 33344 # * # * ..... Selection of the weather location
* # * # 3345678 # * # * ... Setting the weather options
* # * # 55688 # * # * ..... Weather App Full Screen
These codes give you instant access to numerous settings – from setting a primary city or adding new ones to between Celsius or Fahrenheit for temperature and humidity measurements or enabling weather alerts to keep you informed of upcoming weather related emergencies.
Unknown Codes
If the number of dialer codes we highlighted so far was not dizzying enough, OnePlus has a ton of other code available for testing software and hardware components. Unfortunately, these codes can only be reserved for OnePlus itself, as it is difficult to determine their purpose.
While you can enter the codes and see for yourself, we recommend that you do not change any of the settings – especially those in Chinese – to prevent the unit from being accidentally damaged.
* # 818 # ................ Automatic search (unknown function, in Chinese)
* # 838 # ................ Automatic search (unknown function, in Chinese)
* # 8000 # ............... Start Logging and Dump
* # 8011 # ............... Unknown, shows "Config success"
* # 8888 # ............... Unknown, indicates that no file needs to be deleted
* # * # 438 # * # * ........... tuner control manual app, in conjunction with processor tests, some options in Chinese
* # * # 818 # * # * ........... Automatic search (unknown function, in Chinese)
* # * # 838 # * # * ........... Automatic search (unknown function, in Chinese)
* # * # 5646 # * # * .......... Demands a QR code
* # * # 9877 # * # * .......... OP Push, shows some options in Chinese
* # * # 9900 # * # * .......... Unknown Setup Wizard
* # * # 20169 # * # * ......... Chinese menu, unknown function
* # * # 2884936 # * # * ....... Unknown function
* # * # 2432546 # * # * ....... Unknown function
* # * # 426377962 # * # * ..... Unknown function
* # * # 3439 # * # * .......... Displays a toast notification labeled "French Custom Edition"
* # * # 9339 # * # * .......... Shows a toast notification saying "Indian Edition"
* # * # 3392 # * # * .......... Displays a toast notification labeled "Normal Issue"
Making anonymous calls
Thanks to the FCC mandate, in which all US If you have the possibility that your information will not be displayed on the Caller ID screens, you can make anonymous calls by simply typing a short code in front of the number of the Enter recipient. Once selected, your recipient will receive your call as usual, but with your name and / or phone number completely blocked.
All mobile service providers: * 67XXXXXXXXXX
T-Mobile (alternative): # 31 # XXXXXXXXXX
To do this, type * 67 just before dialing the number you want to reach, and then press the call key as usual. All they'll see at the end of the call is "unknown," "private," or something similar. Keep in mind, however, that the likelihood that your call will be answered will decrease significantly due to anonymous spam and marketing calls.
Display Your Number in the Caller ID
At the other end of the spectrum has instructed your wireless service provider to block your Caller ID on all outgoing calls. In some cases, you may need to reveal your identity. To do this on a call-by-call basis, you must enter * 82 in front of the recipient's number.
All Carriers: * 82XXXXXXXXXX
T-Mobile (Alternate): * 31 # XXXXXXXXXX
This option is ideal for publicizing your presence, especially if you are trying to contact important contacts in an emergency or business opportunity, or to contact known people for unknown callers to block. T-Mobile again provides an alternative code.
Directory Assistance
A popular information service with a live operator, 411, is available to all major carriers and can be called simply by entering the three-digit number and hit the call button. The service is ideal to find the phone number, address or basic information for a business along with directions and much more. 411 is especially useful if you can not access your go-to apps because of a poor Internet service.
411
Note, however, that the service is not free and charges € 1.99 for each call made. Use the service wisely. Fortunately, T-Mobile and AT & T give you some leeway – the first one gives you three free 411 calls, while the latter gives you two free 411 calls. We recommend using Yelp, Google Maps, or a good Google if you are looking for information and save 411 as a last resort.
If you want to learn more about 411 and the costs and services for each vendor, be sure to pay attention to this Go to the support pages for AT & T or T-Mobile to avoid unpleasant surprises as soon as possible Your bill arrives.
Call Customer Service
One of the most important three-digit numbers is 611, which immediately takes you to the customer service department of your carrier and saves you the hassle of searching for business numbers just to jump through tires at the end. Best of all, the number can be called for free.
Calling 611 will usually guide you through an automated phone system that can connect you to wireless customer service in various departments such as technical support or billing. Please note that not all departments are available around the clock or around the clock. Therefore, visit AT & T and T-Mobile to see what hours different services are available.
611
Get Local Traffic Information
19659005] If you've reached an area of poor mobile service that has led to inaccurate traffic information on either Google Maps, Waze, or another live traffic news app, try 511. This number provides local traffic conditions and updates in real time and should work on all vehicles.
511
However, this service may vary from state to state as the modes of transport rely on it to implement in their databases to provide accurate local traffic conditions. As an example, Sprint's 511 system will not work in Alabama, Alaska, Arkansas, Connecticut, Delaware, Michigan, Montana, North Dakota and Oklahoma, but in all other states plus DC.
511
View Your Balance
If you want to check your invoice on-the-fly on your OnePlus device, you can either enter * 225 # for AT & T or # 225 # when you're on T-Mobile , After making the call, you will be greeted either by a verbal record listing your billing (AT & T) or a toast notification that summarizes your current bill with the most recent payment you made (T-Mobile).
* 225 #. .... Check your balance at AT & T
# 225 # ..... View balance and final payment on T-Mobile
View your data usage
AT & T and T-Mobile let you check your data usage on your OnePlus device in real time – time with the use of dialer codes. To do this, simply type * 3282 # of you AT & T or # 932 # if you're on T-Mobile.
AT & T: * 3282 #
T-Mobile: # 932 #
After calling any of the codes listed above, you will receive either a verbal ad or a notification about all your internet usage for that month. 19659075] 100+ secret dialer codes for OnePlus phones ” width=”532″ height=”532″ style=”max-width:532px;height:auto;”/>