Specification Blackview JK900 |
Root Blackview JK900 |
Unlock Blackview JK900 |
Firmware Blackview JK900 |
Developer Mode Blackview JK900 |
Bypass Lock Screen Blackview JK900 |
Blackview JK900 Factory Reset |
Screenshot Blackview JK900 |
OS: Android v4.4.2 (Kitkat) CPU: Quad core, 1.3 GHz, ARM Cortex A7 RAM: 1 GB Display: 5.0 inches Camera: 13 MP Battery: 2200 mAh |
*#06# | - IMEI (International Mobile Equipment Identity) number |
*#*#3646633#*#* or *#*#54298#*#* | - Engineering Mode (for smartphones based on MTK processor) |
*#*#4636#*#* | - Display information about Phone, Battery and Usage statistics |
*#*#225#*#* | - Upcoming calendar events |
*#*#426#*#* | - Google Play services's debug informations |
*#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. Access Google Partner setup |
*#*#36245#*#* | - Email debug information |
*#*#8255#*#* | - Google Talk Service Monitor in Android mobile phones will monitor Google Talk host address and port, your Google JID, your device ID, GTalk connection status, your connection history |
*#*#64663#*#* | - Check Hardware (Version, Sensors, Battery, Radio, Speakers) |
*#*#7780#*#* | - Reset mobile phone to factory settings. |
*2767*3855# | - Factory formatting |
*#*#232338#*#* | - Displays Wi-Fi Mac-address |
*#*#34971539#*#* or *#34971539# | - Display full information about the camera. |
*#*#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#*#* | - Advanced 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#*#* | - Show Bluetooth Test Mode |
*#*#232337#*# | - Displays Bluetooth address |
*#*#7262626#*#* | - Field test |
*#*#0289#*#* OR *#*#0673#*#* | - Audio test |
*#*#0842#*#* | - Check Backlight and Vibration |
*#*#2663#*#* | - This code for 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 |
Call waiting | |
*43# | - Ñall waiting Activate |
#43# | - Ñall waiting Deactivate |
*#43# | - Check status of call waiting |
GSM codes for Call Forwarding | |
##002# | - Disable All Call Forwarding |
**004*PhoneNumber# | - Set all configured call diversions to PhoneNumber |
##004# | - Unregister all configured call diversions |
GSM codes for Call Forward All | |
*21*PhoneNumber# | - Register and activate divert all calls to PhoneNumber |
##21# | - Unregister divert all calls |
*21# | - Divert all calls is turned ON |
#21# | - Divert all calls is turned OFF |
*#21# | - Check status of divert all calls |
Configure call diversion in case of "no answer" | |
**61*PhoneNumber# | - Register and activate divert on no answer to PhoneNumber |
##61# | - Unregister divert on no answer |
*61# | - Divert on no answer calls Activate |
#61# | - Divert on no answer calls Deactivate |
*#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 |
Barr all outgoing calls | |
**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 |
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 |
Codes for barring all outgoing international calls | |
**331*code# | - Barr all outgoing international calls Activate |
#331*code# | - Barr all outgoing international calls Deactivate |
*#331*code# | - Check status of barr all outgoing international calls |
All outgoing international calls barring except home country | |
**332*code# | - Barr all outgoing international calls except home country is turned ON |
#332*code# | - Barr all outgoing international calls except home country is turned OFF |
*#332*code# | - Check status of barr all outgoing international calls except home country |
Barr all outgoing calls | |
**333*code# | - Barr all outgoing calls Activate |
#333*code# | - Barr all outgoing calls Deactivate |
*#333# | - Check status of barr all outgoing calls |
Barr all incoming calls | |
**35*code# | - Turn On Barr all incoming calls |
#35*code# | - Turn OFF Barr all incoming calls |
*#35# | - Check status of barr all incoming calls |
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 |
Codes for barring all incoming calls | |
**353*code# | - Blocking all incoming calls Activate |
#353*code# | - Block all incoming calls Deactivate |
*#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. |
Lyz-Wlpeda | March 03, 2024 | |
The camera takes great photos in various lighting conditions, but the battery life could be better. The phone is functional and has a good design, but the performance is average. | ||
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