Postal Life Insurance — transfer pli to civil post office

Address:

Buxar, Bihar, 802119

Sir, most humbly request to you that i have serving in indian army, and my maturity date of pli is 30 july 2027.
And due to instructions given by department that have to transfer their pli their nearest civil post office respectively
So i want to know the process of transfer of pli in civil post and send me important instructions to my mail address and e-mail.