Can we upgrade very old firmware direct to the latested without any problems

[mldowling]

Hello @FL419,
There is one model (with specific Serial Numbers) of the Balance Routers that is recommended to be upgrade with a specific version of firmware before going to Version 7.x or later.

[Known Issue] Balance One Boot Up Issues

A certain batch of Balance One / Balance One Core devices have been experiencing issues such as: Not being able to boot up. Occasionally rebooting after a short period of operation. This is happening because of timing issues with the RAM in the affected devices. This issue affects devices with serial numbers in the following ranges: 192C-25BC-D1XX to 192C-29A3-CCXX 192C-29AF-CCXX to 192C-29EF-88XX If you have devices that are affected, you will have already received an email. Otherwise, yo…

Happy to Help,
Marcus