@cmatni This page https://www.tp-link.com/en/support/download/er605/#Firmware has this section for FW 1.1.1 : Notes: 1. For ER605 (TL-R605) v1.0 and v1.6. so that should answer your question...

@ZandrM definite +1 on point 1) from me

*double post , messed up the edit*

well offcourse there is no button to take a backup 'now' onto the USB storage device , its there for autoback only that would be stupid right ? why would you want to take a 'manual' backup now,...

@DGV-TECH well you got me started now. controller settings > user interface > refresh button <=== heuuuh ? confused me ? if you enable disable it add/removes the 'refresh button ' in the top right =>...

@DGV-TECH controller settings > maintenance yeah no idea why backup needs to be under maintance but autobackup needs to have a dedicated menu The laughing gui guy probably has an explanation about it...