Please perform upgrade in the order below,
starting from the nearest next version to your current version

4.2.0-p45.bin
4.2.0-p97.bin <== newest version

For example:
If you are on 4.2.0-p1,
you can start by upgrading to 4.2.0-p45 first, then 4.2.0-p97.bin


You can download the upgrade packages here

4.2.0-p45
https://www.dropbox.com/scl/fi/5rs5iez24koflldispw19/lts-patch-4.2.0-p45.bin?rlkey=zdjria4r2pqjilad1rrd6rffy&dl=1

4.2.0-p97
https://www.dropbox.com/scl/fi/a7ug2id77etgcui6fqfev/lts-patch-4.2.0-p97.bin?rlkey=qa0f9k8m4eypk1i9o5topktj3&dl=1