LG Optimus L - Help please, cannot factory reset

[DestructChen]

Hey guys i have a LG Optimus L7 that i wish to factory reset yet i cannot as i get a black screen when i try to get into recovery mode.
additional note : i tried rooting before and unrooted before.
any help is much appreciated. I've searched all over but nothing seems to work.

 

[stalemate1]

Hey guys i have a LG Optimus L7 that i wish to factory reset yet i cannot as i get a black screen when i try to get into recovery mode.
additional note : i tried rooting before and unrooted before.
any help is much appreciated. I've searched all over but nothing seems to work.

Have you tried flashing ?

Unfortunately I know nothing about rooting, so all I can recommend is you have LG fix it for you, shouldn't cost to much as its a software problem and not hardware so you are only paying for labor and service.