I'm pretty sure that after reading a lot posts on the Lede forum that you wasted your time with that 30/30/30 thing, It's useless and serves no purpose.
https://openwrt.org/start?id=faq/303030_reset>
Frequently Asked Questions: 30-30-30 reset
There is no 30/30/30 reset in Openwrt/LEDE.
That advice is generally from ancient times with dd-wrt etc. for routers that had “shortable” nvram memory modules (instead of modern flash, where all settings are normal files).