Questions & Answers about अगर तुम जल्दी घर पहुँच जाओ, तो मुझे एक संदेश भेज देना।
It sets up a condition-result structure: if ... then ...
- अगर = if
- तो = then
So the pattern is:
अगर X, तो Y = If X happens, then Y
In everyday Hindi, तो is sometimes omitted, but using it makes the connection clearer and very natural.
Hindi has different second-person pronouns depending on formality and closeness.
- तू = very intimate, very informal, sometimes rude depending on context
- तुम = informal but normal and friendly
- आप = polite/formal
So तुम suggests the speaker is talking to someone they know reasonably well: a friend, sibling, partner, classmate, etc.
A more polite version would be:
अगर आप जल्दी घर पहुँच जाएँ, तो मुझे एक संदेश भेज दीजिए।
It can mean either, depending on context.
In this sentence, जल्दी most likely means early or sooner than expected, not in a fast manner.
So the idea is probably:
- or