Read all of the thread, how to install the add-ins is mentioned there.
Otherwise, get your IT people to explain it to you. You should always check with your IT department BEFORE installing anything on your computer as it may contravene company policies.
From Australia, Melbourne
Community Support and Knowledge-base on business, career and organisational prospects and issues - Register and Log In to CiteHR and post your query, download formats and be part of a fostered community of professionals.
661
UAN KYC PF TEXT UPload Format.xls
Induction Training Text Format - Staff .doc
Process flow for Updation of Aadhar Number.pdf