To create a TikTok account from your computer, just follow this steps:

For TikTok Desktop Web:
1. Click the “Login” icon and click “Sign Up” at the bottom of the window
2. Sign up using your email, phone number, or a social media account
3. After signing up, complete your profile and personalize your username

For TikTok Mobile Web:
1. Tap the “Me” icon and sign up with your email, phone number, or a social media account
2. After signing up, complete your profile and personalize your username

Note: Each email and phone number can only be associated with one TikTok account.