Flash Stock Rom on verykool BOLT PRO LTE SL5029

We are going to use SP Flash tool but we also give you all possible Flashing methods and all available Stock firmware to your verykool BOLT PRO LTE SL5029. Don’t worry If you really want to Flash a Rom to Unbrick, Rollback, Repair, unroot,full system restore then you are in right website. so Flash it. as wel, below the guide, we discuss about errors of flashing Custom / Stock Rom and we offer you possible solutions for those errors.

you should know these things

♥ You can do this if you want Go back to Official Stock Rom or reinstall Stock firmware.
♥ phone’s pc software does not want to install but phone driver must works on PC without error.
♥ This Stock Rom has to be installed on this model only.
♥ Do this your own risk, If you do any wrong then phone will be damaged. If so, try again or contact us.
♥ SP Flash tool works on MTK Device only.. you had better check it first.. 
♥ If you want to upgrade your verykool BOLT PRO LTE SL5029 then you have to find upgraded Rom – marshmallow,Lollipop, kitkat .we provide only Official Rom

Install Stock Rom on verykool BOLT PRO LTE SL5029

Requirement for Flashing Official Firmware/ ROM

♦ USB drivers.
♦ Enable developer mood and USB Debugging
♦ Smart phone flash tool – link

Increase RAM SIZE in verykool BOLT PRO LTE SL5029 – Need Root

Step 1,

Note – we recommend you to get full  backup before doing this.

Download and install verykool BOLT PRO LTE SL5029 USB drivers after that, enable “Developer and Debugging mood“

Step 2,

Turn off your Verykool phone phone by pressing Power button and remove the battery.

Step 3,

Download Official Stock Rom For verykool BOLT PRO LTE SL5029

Download verykool BOLT PRO LTE SL5029  Stock Rom (please Find right Stock Rom)

after that extract downloaded SP Flash tool. (to extract you will need this software). after extract open Flash tool by Clicking “Flash tool.exe”

Flash Stock Rom on Verykool

Step 4,

After open Flash tool. There is tab called Download. Click the “Download tab”

Install Stock Rom

Step 5,

after that, There is a button Called “Scatter-Loading”. Click it and locate the catter file. there is the catter file in the Stock Rom folder. some thing like – “#### android catter.txt”

Install Stock Rom

Step 6,

Start Flashing Stock Rom on verykool BOLT PRO LTE SL5029

Final Step. Click the Download button to Begin Flash.

Flash Stock Rom on Verykool

Now connect your Verykool phone phone to your PC or lap via data cable. after then, press Volume Up and Volume Down until the Verykool phone phone is detected by your PC. (without battery). after complete Flashing process, SP Flash tool indicate green right.

♥ Note–  What is the Stock & Custom Rom? Firmware? Bootloader?

Flash Stock Rom on Verykool

Enable OTG in Verykool phone – Need Root

Step 7,

Now disconnect your phone from PC and insert the battery and switch on the phone. Congratulations, Now you successfully installed Stock Rom.

Frequently ask error and solutions

Verykool  phone not works after flashing

A : Give it to 5min. because first boot is slow. If not works, then flash it again please go step by step.

verykool BOLT PRO LTE SL5029 stuck at Boot logo or Bootloop

A: Git it to 5min because first boot is Slow. Remove the battery for 60 seconds then insert back. If not works then boot into recovery mood and wipe the data (Hard reset). If not works then Try again to install Stock Rom.

automatically disconnecting during flashing Verykool phone 

Try another data cable.
Try to install Drivers again
Try another Computer.

I can’t Flash Stock Rom Verykool phone

please try again. after did, if does not works then leave a comment with error message.you Had better give us Screenshot. 

My verykool BOLT PRO LTE SL5029 keep restarting

  • It may be your verykool BOLT PRO LTE SL5029 case is pressing on it
  • May be, your current Rom is Corrupted or damaged. So you have to Install Stock Rom to ON your phone. use this post to Flash new Stock Rom. If you can, use different Rom.

PMT changed Error

  • Try to format your phone using Sp flash tool,
  • Find another Rom
  • If not works, then open the scatter file using windows Notepad+ and try to change __NODL_FAT to FAT by removing “__NODL_”

Other error messages and Solutions ..

Below we listed errors of SP Flash tool and there is a link to fix these errors.  Phone shows white screen,Sp Flash tool remains at 0%,Error 5054,Initialize scatter failed,Error 0X411,

BROM ERROR:S_COM_PORT_OPEN Fail(1013)
BROM ERROR : S_FTHND_FILE_IS_NOT_LOADED_YET (5007),
BROM ERROR : S_FT_DOWNLOAD_FAIL (4008) 
BROM ERROR : S_DA_SDMMC_WRITE_FAILED (3149)
ROM ERROR S_DL_GET_DRAM_SETTINGS_FAIL (5054)
BROM ERROR: S_STORAGE_NOT_MATCH (3182),
B8038! Android download  pmt is ready and layout has been changedLED
BROM ERROR: S_SECURITY_SF_CODE_COMMAND_FORBIDDEN (6012), MSP ERROR CODE: 0X00,
BROM ERROR : S_FT_DOWNLOAD_FAIL (2004),
BROM ERROR: S_BROM_CMD_STARTCMD_FAIL (2005),
BROM ERROR: S_FT_GET_MEMORY_FAIL (4058)


BROM ERROR: S_TIMEOUT (1042)
BROM ERROR : S_FT_ENABLE_DRAM_FAIL (4032) [EMI] Enable DRAM fail
BROM ERROR : S_DA_SDMMC_WRITE_FAIError
BROM ERROR S_FT_ENABLE_DRAM_FAIL (OXFC0)
BROM ERROR : S_FT_DA_NO_RESPONSE (0xFA1)

If you face this kind of error message then go to this dedicated post and Fix it

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