Vocabulary

ਲੜ੍ਹਾ
larha

set in motion, got going (here: ran a scheme/plan)

verb
In this song
IPhone · Diljit Dosanjh
Verse 1
Slide-to-unlock ਕਰ ਕੇ ਓਹਨੇ ਕਿਹੜੇ ਵੇਲੇ scheme ਲੜ੍ਹਾ ਲੀ
Slide-to-unlock kar ke ohne kehrhe vele scheme larha li
Slide-to-unlock and just like that, he'd already run his game