You can change your profile details after successful login into your account.
So if you are not logged-in, Please login into your account.

Step 1

After successful login, there are two ways to reach to “My Profile” option. 

Both options are shown in below image.

Step 2:

From "My Profile" page you can change following details.
1. Profile Pic

2. General Information

3. Work Information

4. Contact Information

Step 3:

Change the data you wish to, and click on SAVE button to save changes.