If the current revision of your SDM3055 DMM is 1.01.01.15R2 or earlier, you can upgrade to the latest using a stepped update method.
There is an intermediate version (Vp15R2-to-p16-transition.ads) and a specific process.
Please download Revision 1.01.01.16R2 zip file. This version includes all the intermediate versions and instructions to update to 16R2. From there, you can update to the latest version.
SDM3055 Firmware – 1.01.01.16R2 (Release Date 04.18.18 ) is available here on the SDM3055 Firmware Page