Visit the College Board website: Go to College Board and create an account or sign in to your existing one. 

Navigate to SAT registration: Find the SAT section and click on the registration link.

Choose a test date and location: Select your preferred test date and a testing center from the available options.

Upload a photo: You'll need to upload a photo that meets the requirements specified by College Board.

Complete the registration process: Follow the remaining prompts to finalize your registration, including payment information. 

Print your admission ticket: After successful registration, you'll receive a confirmation and an admission ticket, which you'll need to print and bring to the test center. 

Create a MyACT Account: If you don't already have one, create an account on the ACT website. 

Choose Your Test: Select wheather you wants to take the ACT with or without the optional writing section.

Choose a Test Date and Location: Find a test center and date that works for you. You can search by zip code to find nearby options. 

Provide Personal Information: You'll need to enter information like your high school, graduation year, and other personal details.

Upload a Photo: You'll need to upload a photo that meets the ACT's specific guidelines.

Request Accommodations (if needed): If you have a documented disability and need accommodations, you can request them during registration.

Pay the Registration Fee: The standard registration fee is $68 for the ACT without Writing and $93 for the ACT with Writing. Late registration has an additional fee. 

Print Your Ticket: Once registered, you'll be able to print your admission ticket, which you'll need to bring to the test center.