Solidworks Composer Player:

https://www.solidworks.com/sw/support/downloads.htm

https://support.nextplus.io/support/ImageDisplay?downloadType=uploadedFile&fileName=1619282584050.png&blockId=c3b842b5ae4e59156f497eb7be3ee3d32a4c19d3248e4878&zgId=c30aefde12274c5df3148ec5bcd90913&mode=view&from=r

Firefox:

https://www.dropbox.com/s/ehjh16sjz2yijkw/Firefox Setup 51.0.1-nextplus-disableupdates.zip?dl=1