Please I need clarification if am eligible for indefinite leave long residence

[Ugofify]

My timeline is
Came to Uk sept 2010 on tier 4 valid till nov 2013
Switch to derivative residence permit valid from May 2013 to May 2018
Now have flr fp parent route valid from now till Oct 2020.
Never been out of Uk more than 180 days so far,always had a new visa before the other runs out
My question is am I eligible for long residency?anybody please

[Ugofify]

I mean in sept 2020 can I apply for long residency or I have to wait on my new visa flr fp parent 10 years route 2028.

[cyclina1]

I mean in sept 2020 can I apply for long residency or I have to wait on my new visa flr fp parent 10 years route 2028.

you cannot leave the uk for more than 540 days in 10 years as well.

[Ugofify]

Ok thanks for your reply but can I count time spent under derivative residence card towards 10 years lawful stay?

[zimba]

Yes

[Ugofify]

@zimba88 thanks for replying to my questions am happy to hear that I can use it.