Is this very important number?

HB1-06_Gen_CDA102568_5_R8A_GENERIC_S_ASIA_LEVAN.zip

my phone cda number is R2A can i finaliz my phone with this custom pack ?

also i want to know is there any program to ectract files of fs because with cid52 phone only you can delete and write into phone and you can't backup phone files.
thats why i want file of k810 like original camera accoustic layout menu ...
can anyone give me that files or program that i extract them

thanks in advance