Please find reply to your query as below :
Q1: Why the Dec'17 contribution is not reflecting - Contribution will be submitted in Jan,2018 and only after remittance of your PF amount it will be reflecting.
Q2: Why the every month contribution is not reflecting in respective month itself (Same month itself) - As the contribution can be made only after deduction from your salary and your salary was paid to you in the month of Jan,2018 for the month of Dec,2017 thus the contribution is also been made in Jan,2018.
(i) Oct'17 contribution may reflect in Oct'17
(ii) Nov'17 contribution may reflect in Nov'17
(iii) Dec'17 contribution may reflect in Dec'17
Q3: How can employer overcome this issue - What is the issue ?
Q4: In which month he has joined as per EPFO Statement - October,2017
Q5: In case, the same employee leaves his job after attaining 6 months contribution towards EPFO, can he get EPS Share. - Yes
Q6: Which month will be considered as exit month from employment as per EPFO Statement for this case. - March,2018
Q7: When he can apply for PF claim (i) Jun’18 [OR] (ii) Jul’18 - June,18