Person-M uses which of the following laptop?

Study the following information carefully and answer the questions given below: Six persons – M, N, O, P, Q and R are going to their offices starting from Monday and ending on Sunday with one of days being an off day, but not necessarily in the same order. Each person uses different type of laptop
i.e. Dell, Lenovo, Apple, Asus, HP and Samsung but not necessarily in same order. Sunday is not an off day. M is going for office immediately before Q. There are two persons going between R who uses Samsung and O who uses Apple. The off day is after Q and there are two days between the off day and
M. P who uses Asus is not going on Saturday or Sunday. The one who is going to office immediately before the off day uses Samsung. M and N does not use HP. Only two persons are going between the one who uses HP and the one who uses Lenovo.