Inclusion Criteria:

• Patient with T1D aged ≥ 2 years.
• Patient prescribed a commercially available configuration of the Omnipod 5 System using a Dexcom sensor (Dexcom G6 or Dexcom G7).
• Patient has never used the Omnipod 5 System prior to inclusion.
• Patient has not objected to the use of their personal data for this study.
• Patient or legal guardian has an email address and mobile phone number.
• Patient (and legal guardians if the patient is a minor) is able to understand study information and Non-Opposition form.
• Patient (and legal guardians if the patient is a minor) is able to understand and complete questionnaires in French.
• Patient is covered by the local social security system.

Exclusion Criteria:

• Patient is currently pregnant
• Patient presents an allergy to the materials of the Omnipod 5 System (patch, cannula, CGM).
• Patient is unable to be followed by the same investigation site for the duration of the study or is unwilling or unable to maintain contact with the healthcare professional.
• Patient is already participating in a clinical trial or in another study precluding their participation in other studies.
• Patient or legal guardian (for minors) is not able to understand and complete electronic questionnaires.
• Adult under guardianship, curatorship or tutorship.
• Adult otherwise deprived of liberty.