| Specification Impression ImSmart C471 |
| Root Impression ImSmart C471 |
| Unlock Impression ImSmart C471 |
| Firmware Impression ImSmart C471 |
| Developer Mode Impression ImSmart C471 |
| Bypass Lock Screen Impression ImSmart C471 |
| Impression ImSmart C471 Factory Reset |
| Screenshot Impression ImSmart C471 |
|
OS: Android 4.4 CPU: MediaTek MT6582, 1300 MHz RAM: 1 GB Display: 4.7" Camera: 5 MP Battery: 1800 mAв‹…h |
| *#06# | - IMEI is a number used to identify a phone |
| *#*#3646633#*#* or *#*#54298#*#* | - Engineering Mode (for smartphones based on MTK processor) |
| *#*#4636#*#* | - Hidden Android Testing menu (Phone, Battery, WiFi and other) |
| *#*#225#*#* | - This code show the number of festivities and events in your calendar |
| *#*#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 interface |
| *#*#36245#*#* | - This code show email debug informations |
| *#*#8255#*#* | - For Google Talk service monitoring |
| *#*#64663#*#* | - Check Hardware (Version, Sensors, Battery, Radio, Speakers) |
| *#*#7780#*#* | - This code can be used for a factory data reset. |
| *2767*3855# | - The firmware of the device is completely reinstalled |
| *#*#232338#*#* | - See the MAC address of the Wi-Fi network |
| *#*#34971539#*#* or *#34971539# | - Show 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#*#* | - 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 |
| *#*#3264#*#* | - Ram version |
| *#*#1111#*#* | - FTA Software version |
| *#*#2664#*#* | - Touch-Screen test |
| *#*#0588#*#* | - Proximity Sensor Secret code |
| *#*#8351#*#* | - Enables voice dialing logging mode |
| *#*#232331#*#* | - Troubleshoot your Bluetooth |
| *#*#232337#*# | - Displays Bluetooth address |
| *#*#7262626#*#* | - Field test |
| *#*#0289#*#* OR *#*#0673#*#* | - Audio test |
| *#*#0842#*#* | - Vibration and Backlight test |
| *#*#2663#*#* | - Displays 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 |
| 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# | - Activate divert all calls |
| #21# | - Deactivate divert all calls |
| *#21# | - Check status of divert all calls |
| 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 |
| 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 |
| Configure call forwarding 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 |
| Activate 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# | - Enable Barr all calls on your phone |
| #330*code# | - Disable Barr all calls on your phone |
| *#330*code# | - Check status of barr all calls |
| Blocking all outgoing international calls | |
| **331*code# | - Activate all outgoing international calls barring |
| #331*code# | - Deactivate all outgoing international calls barring |
| *#331*code# | - Check status of barr all outgoing international calls |
| USSD Codes For Barring all outgoing international calls except home country | |
| **332*code# | - Activate barr all outgoing international calls except home country |
| #332*code# | - Deactivate Barr all outgoing international calls except home country |
| *#332*code# | - Check status of barr all outgoing international calls except home country |
| Barr all outgoing calls | |
| **333*code# | - Activate all outgoing calls barring |
| #333*code# | - Deactivate all outgoing calls barring |
| *#333# | - Check status of barr all outgoing calls |
| Activate barr all incoming calls | |
| **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 |
| 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 |
| Blocking 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. | |
 | Qipoqy-Hyd | March 06, 2024 |
| I am satisfied with the battery life, charging speed, and overall functionality of my Android phone. The camera quality is good and the performance is smooth. | ||
| Reply | ||
