18;write_to_target_document7;default0;4bf;18;write_to_target_document19;_yrDsafiVM7OeptQPsPviaA_20;a5; 0;16; 0;265;0;a66;

If you're interested, I can also provide a list of common, trusted websites to download firmware for your specific phone model. Would that be helpful? Share public link

formats, which are common for feature phone "scatter" or config files. Portable Utility