How to subscribe for YouTube Premium : 3 months free Trial

Windows: 

Open https://www.youtube.com/ in a fresh browser. 

Sign in to your account by clicking on "Sign in". 

Click on your profile and from the drop down, click "Paid Memberships".

From the memberships shown in below image, select "YouTube Premium" by clicking on Learn more.

Clicking on Learn More takes you to a page where in YouTube Premium details appear. 

Click on TRY IT FREE, enter your credit or Debit card details and follow the onscreen instructions to complete the subscription. 

Do you want to know what is "YouTube Premium"? Click here to learn more about YouTube Premium.

Note:  YouTube music Premium costs Rs. 99/month. YouTube Premium costs Rs. 129/month. Family plan is also available at Rs. 189/month and this subscription lets you add six accounts for Rs. 189/m.