As you have asked about the steps to download the admit card or hall ticket of the CRPF recruitment for the post of constable, I am giving you information about it, check below for the details

Steps to download CRPF Admit Card:

Go to the official website of CRPF
On home page of official site go to admit card link of Constable recruitment
After that admit card page will be displayed on your computer screen asking for Application No. and Date of Birth and Name.
Candidates can download the hall ticket either by entering your application no or name.

If you know your Application No:

If you know the application no. then firstly enters the application no and date of birth of birth
Your call letter will open on system screen.

If you do not know your Application no:

You need to enter your name
Then you have to enter your date of birth
Your call letter will open on system screen
Save it and take the print out of it and bring it at the time of exam