vivo y21 Reset FRP Lock by CM2



– Standalone software – no Internet connection required
– Special features via server access
– SP-unlock: unlock (remove/clear) network, provider locks
– Set network, provider locks
– Read unlock codes
– Flash read/write (high speed)
– Write part of flash content area separately – firmware, customization, flex, map, file system (ffs), language pack
– Upgrade and downgrade firmware
– Repair damaged S/N
– Remove or clear or read user code
– Remove or clear or read phone code
– Remove or clear or read lock code
– Reset to default/factory settings
– Repair dead phones
– Read flash and eeprom area backup
– Repair software-related problems
– Read unlock codes – network, provider codes, user/phone code
– Empty board flashing f.e. after flash chip replacement
– Format file system
– SCAT files read and write
– Make security zone backup during critical operations
– Smart Write option together with high-speed option flashing speed may be extremely high
– Ultra Flash option makes read/write process much faster especially for large (several Gb) images
– Detect keyboard codes by flash file – Keyboard codes detector
– Save operation process results to Log file so previously completed operations can be checked later
– Flash files database for all World regions
– Compact flash/eeprom files format: flash/backup files internally packed and unpacked on-fly so you can save up to 50% of your Internet traffic (download small files from support area) and a lot of disk space on HDD for file storage
– Counter for unlock/flash/other operations
– Easy access to cables/pinouts information via Cable selector
– Easy access to support area via Infinity Online Service (IOS)
– Huge flash files database: firmware, language pack, flex, map, repair eeprom, ffs files, nvm backup files etc., more than 40,000 (forty thousands) files for different models
– Documentation and manuals with step-by-step instructions
– Automatic phone structure detection: this means that you can also service phones that not shown in supported models list, just find a pinout and be sure that your phone based on MT62xx CPU and you will be able to flash/unlock/repair this phone.
– Repair dual-sim (dual-CPU) models: work with Rx_A/Tx_A, Rx_B/Tx_B pinouts to repair firmware for both CPU
– Repair S/N for mono-sim and dual-dual models with different methods (MT6205, MT6223 dual configurations suppported too)
– Repair S/N for single SIM/CPU models
– Repair master S/N (sim-1) for dual SIM (dual CPU) models
– Repair slave S/N (sim-2) for dual SIM (dual CPU) models
– Repair master S/N (sim-1) for dual SIM (single CPU) models
– Repair slave S/N (sim-2) for dual SIM (single CPU) models
– Repair slave S/N (sim-3) for triple SIM models
– Automatic memory size detection
– Direct sp-unlock phones with unknown firmware (autodetection algorithm)
– Direct unlock user code phones with unknown firmware (autodetection algorithm)
– Format filesystem: autodetect ffs structure and size, backup ffs before format
– Reset to defaults phones with unknown firmware (autodetection algorithm)
– Write/Read flash for phones with unknown structure (autodetection algorithm)
– Write/Read eeprom for phones with unknown structure (autodetection algorithm)
– Firmware version autodetect
– Automatic firmware version detection and save original firmware version information in Log file during flash/format (very important for repair phones w/o backup)
– Language list autodetect
– Repair “Power-On problem” for MT6205, MT6208, MT6217, MT6218, MT6219, MT6223, MT6225, MT6226, MT6227, MT6228, MT6229, MT6230, MT6235, MT6238, MT6239, MT6253, MT6268 CPU based models after full flash w/o backup, erased flash etc.
– Repair/recalculate security area (five different security area types supported) to repair dead phones based on MT6223, MT6225, MT6226, MT6227, MT6228, MT6229, MT6230, MT6235, MT6238, MT6239, MT6253, MT6268 CPU
– Upgrade/downgrade phone firmware
– Unlock (remove/clear) network, provider locks
– Read unlock codes: network, provider codes, user/phone code
– Reset phone settings to defaults (factory state)
– Empty board flashing (f.e. after flash chip replacement)
– Make security zone backup during critical operations
– Repair software-related problems
– Repair dead phones
– Touchscreen calibration (repair phones with damaged touchscreen)
– Repair No licensed to produce fault
– Repair Bad Software fault (latest MT6223, MT6225, MT6226, MT6227 based models)
– Repair Code CRC Check Error fault
– Detect language names inside flash file
– Detect keyboard codes inside flash file (for service menu etc.)
– Detect firmware version by flash file
– Detect existing languages by flash file
– Detect keyboard codes by flash file – Keyboard codes detector
– Batch flash file rename, version detection, language detection, name conversion
– Save operation process results in Log file
– Most complete flash files database – firmware, repair eeprom, ffs files, nvm backups etc.
– Estimated remaining flash read/write time indication



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