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Just WAKE up or Just WOKE up?
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Welcome!

Both are possible. (unless you want to start a sentence with 'Just woke up')

Try to make a sentence with each one.
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Thanks for the info.

He has to wake up. (the person is still asleep)

He just woke up. (the person was asleep)

I just woke up.

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Rachel NoelJust WAKE up or Just WOKE up?

Just woke up

I slept at 2 a.m and wake up at 4.am
anonymous I slept at 2 a.m and wake up at 4.am
I fell asleep at 2 am and woke up at 4 am.

As shown.

CJ

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I fell asleep at 2 am and woke up at 4 am.

And "I slept for two hours, from 2 am to 4 am."