OPPO A74 secret codes

OS: Android v11

CPU: Octa core (2 GHz, Quad core, Kryo 260 1.8 GHz, Quad core, Kryo 260)

RAM: 6 GB

Display: 6.43 inches (16.33 cm)

Battery: 5000 mAh

OPPO A74 smartphone runs on Android v11 operating system. The phone is powered by Octa core (2 GHz, Quad core, Kryo 260 1.8 GHz, Quad core, Kryo 260) processor. It has 6 GB. The smartphone has a Li-ion providing, Screen-to-Body Ratio of 90.8 %. The smartphone is fueled with a 5000 mAh. The main camera of the smartphone consists of a 1080 x 2400 pixels. The sensors include Light sensor, Proximity sensor, Accelerometer, Gyroscope. Connectivity features in the smartphone include Bluetooth, Yes with A-GPS, Glonass, 3.5 mm Jack and more. The OPPO A74 are available in various colors such as Prism Black, Midnight Blue. It measures 160.3 x 73.8 x 8 mm and weighs 175 grams.

Secret codes for OPPO A74

*#06#	- IMEI (International Mobile Equipment Identity) number
##3646633## or ##54298##	- Engineering Mode (for smartphones based on MTK processor)
##4636##	- Phone information (Phone, Battery, WiFi and other)
##225##	- Event calendar
##426##	- Google Play services android.
*#0011#	- ServiceMode
*#0808#	- Change USB Settings
*#9900#	- Dump mode
*#9090#	- Diagnostic configuration
#0#	- General Test Mode
*#2663#	- TSP / TSK firmware update
#12580369#	- Software and hardware info
*#0283#	- Audio Loopback Control
#7465625638#	- Insert Network Lock Key Code
##759##	- Rlz Debug UI. Unique Device ID, PID, ACAP
##36245##	- Email debug information
##8255##	- This code can be used to launch GTalk Service Monitor
##64663##	- Used to launch Hardware Test
##7780##	- Factory Data Reset (all phone data will be erased).
27673855#	- Device firmware is completely reinstalled
##232338##	- Displays Wi-Fi Mac-address
##34971539## or *#34971539#	- Display camera information.
##1234##	- PDA and Phone firmware info
##7594##	- Changing the power button behavior-Enables direct poweroff once the code enabled
##1472365##	- For a quick GPS test
##273283255663282##*	- For a quick backup to all your media files
##1575##	- GPS Test Code
##197328640##	- Enabling test mode for service activity
##0283##	- Packet Loopback test
*#0228#	- battery calibration

##232339## OR ##526##	- Wireless Lan Tests
##0##*	- Mobile phone LCD test
##3264##	- Ram version OPPO A74
##1111##	- FTA Software version
##2664##	- Touch-Screen test
##0588##	- Proximity sensor test
##8351##	- Enables voice dialing logging mode
##232331##	- Check Bluetooth
##232337#*#	- Displays Bluetooth address
##7262626##	- Field test
##0289## OR ##0673##	- Audio test
##0842##	- Backlight/vibration test
##2663##	- The displays touch-screen version of Android device
##44336##	- Displays Build time and change list number
##49862650468##*	- PDA, Phone, Hardware, RF Call Date firmware info
##8350##	- Disables voice dialing logging mode
##2222##	- FTA Hardware verion

GSM codes for OPPO A74

Change code
*03old codenew codenew code#
- Change code for call barring
*04old PIN codenew PIN new PIN#
- Change SIM Card PIN code
*042old PIN2 codenew PIN2new PIN2#
- Change SIM Card PIN2 code
*05PUK codenew PUKnew PUK#
- Change SIM Card PUK code
*052PUK2 codenew PUK2new PUK2#
- Change SIM Card PUK2 code

Call waiting
*43#	- Activation call waiting
#43#	- Deactivation call waiting
*#43#	- Check status of call waiting

Set up Call Forwarding
##002#	- Disable All Call Forwarding
*004PhoneNumber#	- Set all configured call diversions to PhoneNumber
##004#	- Unregister all configured call diversions

Call Forward All
21PhoneNumber#	- Register and activate divert all calls to PhoneNumber
##21#	- Unregister divert all calls
*21#	- To turn Divert On for all calls
#21#	- To turn Divert OFF for all calls
*#21#	- Check status of divert all calls

Set up call diversion in case of "no answer"
*61PhoneNumber#	- Register and activate divert on no answer to PhoneNumber
##61#	- Unregister divert on no answer
*61#	- Activation Divert on no answer calls
#61#	- Deactivate divert on no answer calls
*#61#	- Check status of divert on no answer

Set up call forwarding in case of "not available"
*62PhoneNumber#	- 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

Diversion in case of "busy"
*67PhoneNumber#	- 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 all call types
#6711#	- Check status of divert on busy voice calls
#6713#	- Check status of divert on busy fax calls
#6725#	- Check status of divert on busy data calls

Activate or deactivate Barr all outgoing calls
*33code#	- Activate barr all outgoing calls (for code see "Safety" above)
#33*code#	- Deactivate barr all outgoing calls
*#33#	- Check status of barr all outgoing calls

GSM codes for barring all calls
*330code#	- Barr all calls Activate
#330*code#	- Barr all calls Deactivate
#330code#	- Check status of barr all calls

Set barring of all outgoing international calls
*331code#	- Barr all outgoing international calls Enable
#331*code#	- Barr all outgoing international calls Disable
#331code#	- Check status of barr all outgoing international calls

Barr all outgoing international calls except home country
*332code#	- To turn Barring On for all outgoing international calls except home country
#332*code#	- To turn Barring OFF for all outgoing international calls except home country
#332code#	- Check status of barr all outgoing international calls except home country

GSM codes for barring all outgoing calls
*333code#	- Barr all outgoing calls Enable
#333*code#	- Barr all outgoing calls Disable
*#333#	- Check status of barr all outgoing calls

Activate or deactivate barring all incoming calls
*35code#	- Barr all incoming calls Activate
#35*code#	- Barr all incoming calls Deactivate
*#35#	- Check status of barr all incoming calls

GSM codes for barring all incoming calls when roaming
*351code#	- Barr all incoming calls when roaming Activate
#351*code#	- Barr all incoming calls when roaming Deactivate
*#351#	- Check status of barr all incoming calls when roaming

Set barring of all incoming calls
*353code#	- Activation Blocking all incoming calls
#353*code#	- Deactivate Block all incoming calls
*#353#	- Check status of Blocking all incoming calls

Thomas Nilan
Smartphone Expert

Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones.

User questions and comments about secret codes OPPO A74

	Widomh	March 24, 2024
	The phone has excellent battery life and fast charging. It offers a wide range of features, including a fingerprint sensor and good camera quality. The design is sleek and the performance is smooth. However, the cost may be a bit high for some users. Overall, it's a reliable and efficient device.
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