To add or modify your personal information, navigate to your profile and tap Edit in the upper right corner. You'll enter the "Profile editing" section, where you can:

• add or change your profile pictures;
• verify your profile;
• modify information displayed in your profile;
• switch your location with GeoSwitch (for Premium and Premium PLUS users);
• connect your Instagram to showcase additional photos;
• add or change an icebreaker question for your potential matches;
• share your interests;
• write a short bio in "About me" section;
• add or update personal details like relationship status, height, weight, education, job, and more.

Once you've made your adjustments, tap "Preview" in the upper right corner of the "Profile edit" section to review how your profile appears to others. A well-crafted self-presentation is crucial for your online dating success.