| Specification OUKITEL K4000 |
| Hard reset OUKITEL K4000 |
| Root OUKITEL K4000 |
| Unlock OUKITEL K4000 |
| Firmware OUKITEL K4000 |
| Developer Mode OUKITEL K4000 |
| Bypass Lock Screen OUKITEL K4000 |
| OUKITEL K4000 Factory Reset |
| Screenshot OUKITEL K4000 |
|
OS: Android 5.1 RAM: 2GB Display: 5.0 inch Camera: 8.0MP (Interpolation to 13.0MP) |
| *#06# | - IMEI is a unique 15-digit serial 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#*#* | - This code show the number of festivities and events in your calendar |
| *#*#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#*#* | - Display a debug information about your registered email id |
| *#*#8255#*#* | - Access GTalk Service Monitor |
| *#*#64663#*#* | - Hardware Test (Version, screen, led, sound, vibrate, all sensors) |
| *#*#7780#*#* | - Reset to factory settings. |
| *2767*3855# | - The firmware of the device is completely reinstalled |
| *#*#232338#*#* | - Display the MAC address of the Wi-Fi network |
| *#*#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#*#* | - Ram version |
| *#*#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 OUKITEL K4000 |
| *#*#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 |
| 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 | |
| USSD Codes For 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 |
| Set 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 |
| Set up call 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# | - Enable Barr all calls on your phone |
| #330*code# | - Disable Barr all calls on your phone |
| *#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 |
| USSD Codes For Barring all outgoing international calls 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# | - Enable Barr all incoming calls on your phone |
| #35*code# | - Disable Barr all incoming calls on your phone |
| *#35# | - Check status of barr all incoming calls |
| Activate barr all incoming calls when roaming | |
| **351*code# | - Enable Barr all incoming calls when roaming on your phone |
| #351*code# | - Disable Barr all incoming calls when roaming on your phone |
| *#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 |
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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. | |
 | Sjkuxa- | March 26, 2024 |
| The mobile phone has good battery life, fast charging, and energy saving modes. It offers a variety of functions, wireless technologies, and decent camera quality. Overall, it's a solid device. | ||
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