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Vivo Y20A secret codes


 Specification Vivo Y20A 
 Root Vivo Y20A 
 Unlock Vivo Y20A 
 Firmware Vivo Y20A 
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 Vivo Y20A Factory Reset 
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Vivo Y20A


OS: Android v10 (Q)

CPU: Octa core (1.95 GHz, Quad core, Cortex A53 1.45 GHz, Quad core, Cortex A53)
RAM: 3 GB
Display: 6.51 inches (16.54 cm)
Battery: 5000 mAh




Vivo Y20A smartphone runs on Android v10 (Q) operating system. The phone is powered by Octa core (1.95 GHz, Quad core, Cortex A53 1.45 GHz, Quad core, Cortex A53) processor. It has 3 GB. The smartphone has a Li-Polymer providing. The smartphone is fueled with a 5000 mAh. The main camera of the smartphone consists of a 720 x 1600 pixels. The sensors include Light sensor, Proximity sensor, Accelerometer, Compass. Connectivity features in the smartphone include Bluetooth, Yes with A-GPS, Glonass, 3.5 mm Jack and more. The Vivo Y20A are available in various colors such as Nebula Blue, Dawn White. It measures 164.4 x 76.3 x 8.4 mm and weighs 192 grams.

Secret codes for Vivo Y20A

*#06#- IMEI (International Mobile Equipment Identity) number
*#*#3646633#*#* or *#*#54298#*#*- Engineering Mode (for smartphones based on MTK processor)
*#*#4636#*#*- Testing menu only have Phone Information, Usage Statistics and Wi-Fi information.
*#*#225#*#*- Upcoming calendar events
*#*#426#*#*- Check the connectivity between the FCM server and the mobile devices
*#0011#- ServiceMode
*#0808#- Change USB Settings
*#9900#- Dump mode
*#9090#- Diagnostic configuration
*#0*#- General Test Mode
*#2663#- TSP / TSK firmware update
*#12580*369#- Software and hardware info
*#0283#- Audio Loopback Control
#7465625*638*#- Insert Network Lock Key Code
*#*#759#*#*- RLZ Debug UI (Device ID, Activation Status and few other things
*#*#36245#*#*- Email debug information
*#*#8255#*#*- Access GTalk Service Monitor
*#*#64663#*#*- Hardware Test (Version, screen, led, sound, vibrate, all sensors)
*#*#7780#*#*- Reset to factory settings.
*2767*3855#- Factory formatting
*#*#232338#*#*- Displays Wi-Fi Mac-address
*#*#34971539#*#* or *#34971539#- See 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
*#*#273283*255*663282*#*#*- For a quick backup to all your media files
*#*#1575#*#*- Full GPS test
*#*#197328640#*#*- Enabling test mode for service activity
*#*#0283#*#*- Packet Loopback test
*#0228#- battery calibration


*#*#232339#*#* OR *#*#526#*#*- Wireless Lan Tests
*#*#0*#*#*- LCD display test Code
*#*#3264#*#*- To display RAM Number
*#*#1111#*#*- FTA Software version
*#*#2664#*#*- Touch-Screen test
*#*#0588#*#*- Proximity sensor test
*#*#8351#*#*- Enables voice dialing logging mode
*#*#232331#*#*- Bluetooth Test Mode
*#*#232337#*#- Shows Bluetooth device address in Vivo Y20A
*#*#7262626#*#*- Field test
*#*#0289#*#* OR *#*#0673#*#*- Audio test
*#*#0842#*#*- Backlight and Vibration test
*#*#2663#*#*- Touch-screen version
*#*#44336#*#*- Displays Build time and change list number
*#*#4986*2650468#*#*- PDA, Phone, Hardware, RF Call Date firmware info
*#*#8350#*#*- Disables voice dialing logging mode
*#*#2222#*#*- FTA Hardware verion


GSM codes for Vivo Y20A



Change code
**03*old code*new code*new code#            
                  - Change code for call barring
**04*old PIN code*new PIN *new PIN#            
                  - Change SIM Card PIN code
**042*old PIN2 code*new PIN2*new PIN2#            
                  - Change SIM Card PIN2 code
**05*PUK code*new PUK*new PUK#            
                  - Change SIM Card PUK code
**052*PUK2 code*new PUK2*new PUK2#            
                  - Change SIM Card PUK2 code
Call waiting
*43#- Activate waiting call
#43#- Deactivate waiting call
*#43#- Check status of call waiting
Configure Call Forwarding
##002#- Disable All Call Forwarding
**004*PhoneNumber#- Set all configured call diversions to PhoneNumber
##004#- Unregister all configured call diversions
Set call forwarding
*21*PhoneNumber#- Register and activate divert all calls to PhoneNumber
##21#- Unregister divert all calls
*21#- Enable divert all calls
#21#- Disable divert all calls
*#21#- Check status of divert all calls
Divert calls if your line is "no answer"
**61*PhoneNumber#- Register and activate divert on no answer to PhoneNumber
##61#- Unregister divert on no answer
*61#- Activate no answer calls divert
#61#- Deactivate no answer calls divert
*#61#- Check status of divert on no answer
Call forwarding in case of "not available"
**62*PhoneNumber#- 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"
**67*PhoneNumber#- 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
*#67*11#- Check status of divert on busy voice calls
*#67*13#- Check status of divert on busy fax calls
*#67*25#- Check status of divert on busy data calls
All outgoing calls barring
**33*code#- 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
Activate barr all calls
**330*code#- Turn On Barr all calls
#330*code#- Turn OFF Barr all calls
*#330*code#- Check status of barr all calls
Block all outgoing international calls
**331*code#- Turn On Barr all outgoing international calls
#331*code#- Turn OFF Barr all outgoing international calls
*#331*code#- Check status of barr all outgoing international calls
All outgoing international calls barring except home country
**332*code#- Enable barr all outgoing international calls except home country
#332*code#- Disable Barr all outgoing international calls except home country
*#332*code#- Check status of barr all outgoing international calls except home country
Activate barr all outgoing calls
**333*code#- Turn On Barr all outgoing calls
#333*code#- Turn OFF Barr all outgoing calls
*#333#- Check status of barr all outgoing calls
All incoming calls barring
**35*code#- Turn On Barr all incoming calls
#35*code#- Turn OFF Barr all incoming calls
*#35#- Check status of barr all incoming calls
Activate barr all incoming calls when roaming
**351*code#- Turn On Barr all incoming calls when roaming
#351*code#- Turn OFF Barr all incoming calls when roaming
*#351#- Check status of barr all incoming calls when roaming
Block all incoming calls
**353*code#- Activate all incoming calls Blocking
#353*code#- Deactivate all incoming calls Blocking
*#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 Vivo Y20A



userGukubo-CebMarch 28, 2024
The camera quality is impressive with a variety of shooting modes. Battery life is excellent with fast charging. The functionality and design are top-notch. Performance is smooth and responsive. Great value for money.
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