LDS Living has published an article “Returning to the temple: A physical and spiritual checklist” with some good reminders of things to do to be ready to return to the temple. Read the full article for an explanation of each of the following points:

• Check Your Temple’s Status
• Make an Appointment Online
• Find Your Temple Recommend
• Check Your Temple Recommend’s Expiration Date
• Wash Your Temple Clothes
• Bring a Mask
• Submit Names for the Temple Prayer Roll Online or Through the Church’s App
• Print Your Family Name Cards At Home
• Talk to Your Family about How Excited You Are to Be Returning to the Temple
• Study the Importance of the Temple
• Go to the Temple Seeking