Square experienced a minor incident on August 15, 2026, lasting —. The incident has been resolved; the full update timeline is below.
Update timeline
- investigating Aug 15, 2026, 04:35 AM UTC
Status: Investigating We are currently experiencing intermittent disruptions with Mastercard payment processing at point of sale. As a workaround, we recommend customers use a non-Mastercard form of payment if available. Your ability to accept payments is our top priority and our Engineering team is investigating this issue. We appreciate your patience during this disruption. Affected components Payment Acceptance (Degraded performance)
- investigating Aug 15, 2026, 04:49 AM UTC
Status: Investigating We are currently experiencing intermittent disruptions with Mastercard payment processing at point of sale. As a workaround, we recommend customers use a non-Mastercard form of payment if available. Your ability to accept payments is our top priority and our Engineering team is investigating this issue. We appreciate your patience during this disruption. Affected components Payment Acceptance (Degraded performance)
- resolved Aug 15, 2026, 05:51 AM UTC
Status: Resolved The previous issue with Mastercard payment processing at point of sale is now resolved. We appreciate your patience throughout this resolution process.