This mod is for those who need a DS3617xs MBR bootloader for DSM 6.2.3.   https://mega.nz/file/78lTRKIL#n_YK2zxKb3j8E_BAJw6wrQrmYCBodLuJ5HgUyNmE9BI   It is a loader for DSM_DS3617xs_25426_6.2.3.pat with IG-88's driver extension v0.11.2 pre-applied to it. There should be no problem with upgrading to Update 3 through Web GUI, and if there are any, check:    This loader is based on Big_11's DS3615xs MBR-mod of Jun's loader.  For Big_11's DS3615xs MBR-mod, see: