Table of Contents
Have you ever wondered about the hidden features of your Android smartphone that can be accessed through special codes? These are known as MMI codes, and they provide a backdoor to various functions that aren’t easily accessible through the regular user interface. In this article, we will share list of all secret codes for Samsung Galaxy A34, revealing how they work, what they can do, and how to use them effectively.
Why You Need Secret Dialer Codes?
Sometimes you need to know some more and detailed information about your phone that is not easily accessible via settings or about the phone page. In this case, you need these secret codes to check these things. When and how these codes can be useful for you is given below:
- To know in-depth hardware information
- To test a hardware function
- To test a software function
- To know the IMEI number
- To know the Baseband version
- To know MAC address
- Changing a system setting
- To know firmware information
- Testing device thoroughly while purchasing second-hand device
How To Use Secret Codes on Samsung A34?
Samsung A34 secret/hidden dialer codes are very easy to use. Just open the phone default dialer app and enter the desired code. It’ll open the hidden settings.
It is not working for me, what to do?
Not all codes work on all devices. This list contains android general secret codes. All or some of these may work on your device. Not all manufacturers have enabled all codes. We’ll share OEM specific codes lists also.
Samsung Galaxy A34 Secret Dialer Codes List
| Code | Description |
|---|---|
| *#*#4636#*#* | Display information about Phone, Battery and Usage statistics |
| *#*#7780#*#* | Restting your phone to factory state-Only deletes application data and applications |
| *2767*3855# | It’s a complete wiping of your mobile also it reinstalls the phones firmware |
| *#*#7594#*#* | Changing the power button behavior-Enables direct poweroff once the code enabled |
| *#*#273283*255*663282*#*#* | For a quick backup to all your media files |
| *#*#197328640#*#* | Enabling test mode for service activity |
| *#*#232338#*#* | Displays Wi-Fi Mac-address |
| *#*#1472365#*#* | For a quick GPS test |
| *#*#1575#*#* | A Different type GPS test |
| *#*#0283#*#* | Packet Loopback test |
| *#*#0*#*#* | LCD display test |
| *#*#0673#*#* OR *#*#0289#*#* | Audio test |
| *#*#0842#*#* | Vibration and Backlight test |
| *#*#2663#*#* | Displays touch-screen version |
| *#*#2664#*#* | Touch-Screen test |
| *#*#0588#*#* | Proximity sensor test |
| *#*#3264#*#* | Ram version |
| *#*#232331#*#* | Bluetooth test |
| *#*#7262626#*#* | Field test |
| *#*#232337#*# | Displays bluetooth device address |
| *#*#8255#*#* | For Google Talk service monitoring |
| *#*#4986*2650468#*#* | PDA, Phone, Hardware, RF Call Date firmware info |
| *#*#1234#*#* | PDA and Phone firmware info |
| *#*#1111#*#* | FTA Software version |
| *#*#2222#*#* | FTA Hardware verion |
| *#*#44336#*#* | Displays Build time and change list number |
| *#06# | Displays IMEI number |
| *#*#8351#*#* | Enables voice dialing logging mode |
| *#*#8350#*#* | Disables voice dialing logging mode |
| ##778 (+call) | Brings up Epst menu |
| *#*#7780#*#* | Remove Google Account Settings |
| *#*#34971539#*#* | Camera firmware option (Avoid) |
| *2767*4387264636* | Display product code |
| *#0228# | Find out Battery Status |
| *#32489# | Ciphering information |
| *#273283*255*3282*# | Data create menu |
| *#3282*727336*# | Data usage status |
| *#*#526#*#* or *#*#528#*#* or *#*#232339#*#* | WLAN Test |
| *#7465625# | View phone lock status |
| *#0589# | Light sensor test |
| *#0782# | Real time clock test |
| *#7353# | Quick test menu |
| *#2263# | RF band selection |
| *#7284# | USB 12C mode control |
| *#872564# | USB logging control |
| *#9090# | Diagnostic configuration |
| *#03# | NAND flash serial number |
| *#3214789# | GCF mode status |
| *#745# | RIL dump menu |
| *#746# | Debug dump menu |
| *#9900# | System dump mode |
| *#*#3646633#*#* or *#*#54298#*#* | – Engineering Mode (for smartphones based on MTK processor) |
| *#*#225#*#* | – Event calendar |
| *#*#426#*#* | – Google Play services’s debug informations |
| *#0011# | – ServiceMode |
| *#0808# | – Change USB Settings |
| *#0*# | – General Test Mode |
| *#2663# | – TSP / TSK firmware update |
| *#12580*369# | – Software and hardware info |
| #7465625*638*# | – Insert Network Lock Key Code |
| *#*#759#*#* | – Rlz Debug UI. Unique Device ID, PID, ACAP |
| *#*#36245#*#* | – Email debug information |
| *#*#64663#*#* | – Check Hardware (Version, Sensors, Battery, Radio, Speakers) |
| *43# | Activate Call Waiting |
| #43# | Deactivate Call Waiting |
| *#43# | Check Status of Call Waiting |
| ##002# | Call Forwarding – Disable All |
| **004*PhoneNumber# | Call Forwarding – Set All Configured Diversions to PhoneNumber |
| ##004# | Unregister All Configured Diversions |
| **21*PhoneNumber# | Call Forward All – Register and Activate |
| ##21# | Register and Activate Divert All Calls |
| *21# | Unregister Divert All Calls |
| #21# | Activate Divert All Calls |
| *#21# | Deactivate Divert All Calls |
| *#21# | Check Status of Divert All Calls |
| **61*PhoneNumber# | Divert on No Answer – Register and Activate |
| ##61# | Register and Activate Divert on No Answer |
| *61# | Unregister Divert on No Answer |
| #61# | Activate Divert on No Answer |
| *#61# | Deactivate Divert on No Answer |
| *#61# | Check Status of Divert on No Answer |
| **62*PhoneNumber# | Divert on Not Reachable – Register and Activate |
| ##62# | Register and Activate Divert on Not Reachable |
| *62# | Unregister Divert on Not Reachable |
| #62# | Activate Divert on Not Reachable |
| *#62# | Deactivate Divert on Not Reachable |
| *#62# | Check Status of Divert on Not Reachable |
| **67*PhoneNumber# | Divert on Busy – Register and Activate |
| ##67# | Register and Activate Divert on Busy |
| *67# | Unregister Divert on Busy |
| #67# | Activate Divert on Busy |
| *#67# | Deactivate Divert on Busy |
| *#67# | Check Status of Divert on Busy |
| #6711# | Check Status of Divert on Busy (All Call Types) |
| #6713# | Check Status of Divert on Busy (Voice Calls) |
| #6725# | Check Status of Divert on Busy (Fax Calls) |
| #6725# | Check Status of Divert on Busy (Data Calls) |
| **33*code# | Barr All Outgoing Calls – Activate |
| #33*code# | Barr All Outgoing Calls – Deactivate |
| *#33# | Check Status of Barr All Outgoing Calls |
| **330*code# | Barr All Calls – Activate |
| #330*code# | Barr All Calls – Deactivate |
| #330code# | Check Status of Barr All Calls |
| **331*code# | Barr Outgoing Int’l Calls – Activate |
| #331*code# | Barr Outgoing Int’l Calls – Deactivate |
| #331code# | Check Status of Barr Outgoing Int’l Calls |
| **332*code# | Barr Outgoing Int’l (Ex. Home) – Activate |
| #332*code# | Barr Outgoing Int’l (Ex. Home) – Deactivate |
| #332code# | Check Status of Barr Outgoing Int’l (Ex. Home) |
| **333*code# | Block All Outgoing Calls – Activate |
| #333*code# | Block All Outgoing Calls – Deactivate |
| *#333# | Check Status of Block All Outgoing Calls |
| **35*code# | Barr All Incoming Calls – Activate |
| #35*code# | Barr All Incoming Calls – Deactivate |
| *#35# | Check Status of Barr All Incoming Calls |
| **351*code# | Barr Incoming Roaming Calls – Activate |
| #351*code# | Barr Incoming Roaming Calls – Deactivate |
| *#351# | Check Status of Barr Incoming Roaming Calls |
| **353*code# | Barr All Incoming Calls – Activate |
| #353*code# | Barr All Incoming Calls – Deactivate |
| *#353# | Check Status of Barr All Incoming Calls |
Samsung Galaxy A34 Secret Testing Code
The *#*#4636#*#* code is the most common one that people will use. There’s quite a bit of information you can pull up in this hidden menu. Here are some screenshots of what you should see once you punch in this code.
Conclusion
Secret MMI codes serve as a fascinating gateway to the concealed functionalities of our smartphones. By employing these codes, users can explore advanced settings, run diagnostics, and access hidden features that enhance their device experience. However, it’s crucial to approach the usage of these codes with caution to prevent unintended consequences.
