The sunnah is to pray it at night, after sleep.
If you think you will miss it due to oversleeping, you can pray it right after isha.

I seen people offer Witar Salah with 1 Rakat some other perform 3 Rakats and ( i too perform 3 witr rakats) and perform immeidately after Isha Fard Salah then 2 Rakats Sunnah and 3 Rakats Wajib ul Witr Salah So please tell me what is the correct time to offer Witar Salah

Prayer | May 1, 2017 3:55 am
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During obligatory Solah….can one pray using English language during sujud or ruku.or this is only allowed during nawafil
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Do I have to say salam and then make one more rakah or without making salam I have to stand up to make witr salah in congregation even ,when the imam has completed his witr salah because I want to pray witr salah at the one-third of the night in ramadhan ?