As of now, of all 700+ episodes exists publicly. Your best bet is checking Disney+ Hotstar (with a subscription) and enabling subtitles in settings.
This lag created a vacuum filled by fan-run communities. The search for Ishqbaaz English Subtitles Episode UPD often leads fans down a rabbit hole of forums, Facebook groups, and Telegram channels. Here is a breakdown of how the update ecosystem works: Ishqbaaz English Subtitles Episode UPD