Release Notes - 2026

Release Notes for 2026.

January 2026

01/10/2025

Android Terminal App

Version 5.35.0

✅ Improvements

• Blik direct integration: Integrated Blik direct payment method into the Android app.For more details, please visit this page
• Library updates: Updated third-party libraries to their latest versions for compatibility.
• Accessibility compliance: Initiated EU Accessibility Act compliance with phase 1 improvements.
• Improved Smartpad UI: Enlarged the cancel button on the PIN entry screen for Sunmi P2 Smartpad.

🐞 Bug Fixes

• Missing refund fields: Fixed issue where “CustomerTrns” and “MerchantReference” were not displayed in P2P unreferenced refund status responses.
• Missing batch data: Resolved an issue that was causing batch information to be missing.
• Double charge error: Fixed issue that caused double charges in version 5.29.1.
• CloudAPI sales missing MerchantTrns: Fixed an issue where the “MerchantTrns” field was not populated in CloudAPI sales.

Smart Checkout Enhancements

• Surcharge functionality is now available on Smart Checkout: Merchants can now apply surcharges to e-commerce transactions processed through Smart Checkout. For more details, please visit this page.

February 2026

Android Terminal App

Version 5.36.0

✅ Improvements

• AADE (Greece only): Implemented ECR token support for both Interapp and Local Terminal API for AADE Phase 3 integrations and updated AADE integration toggle behavior to auto-deactivate after enabling AADE. Additionally, support has been added for skipping surcharge flow in Cloud, deeplink & P2P sales.
• Fiscalisation integration: Enabled passthrough of fiscalisation error messages to ERP systems and added support for including sourceTerminalId in fiscal signatures for Interapp, Cloud, or P2P protocol.
• Blik Improvments (Poland): Refactored the Blik payment flow to improve reliability.

🐞 Bug Fixes

• Multimerchant refunds: Fixed generic transaction error occurring during refunds in ISV multimerchant setups, expected outcome is to proceed with refund.
• Fiscalisation: Resolved fiscalisation status mismatch where receipts showed “Approved” but the app displayed “Declined.” Receipts now correctly display transaction declined.
• POS activation: Fixed the missing callback response when activating POS in landscape mode.
• UI responsiveness: Fixed issue where the cancel button was not functioning correctly on the pin entry screen of an ongoing transaction.

Android Terminal App

Version 5.35.3

✅ Improvements

• BLIK ISV flow support: BLIK payments are now enabled within the ISV flow on Android devices.
• BLIK default APM (Poland): BLIK is now set as the default Alternative Payment Method for merchants operating in Poland.

iOS Terminal App

Version 5.34.0

✅ Improvements

• Preauthorization lifecycle (AADE phase 3): Implemented capture and cancel functionality for Peer-to-Peer Protocol preauthorizations with AADE.
• Fiscalisation parameters support: Fiscalisation parameters are now supported across the Peer-to-Peer, Interapp, and Cloud protocols (already supported on Android).
• Interapp response enhancement: The clientTransactionId parameter is now included in Interapp responses for ISV multi-merchant sale requests when the parameter is provided.
• Unreferenced refund fiscalisation: Added fiscalisation support for unreferenced refunds across Cloud, P2P, and Interapp protocols (already supported on Android).
• iOS 26 UI improvements: Disabled tab bar item tint and improved tab descriptions for better clarity.

🐞 Bug Fixes

• PIN update validation: Prevented reuse of the same PIN in PIN-protected settings. If the new PIN matches the previous one, the terminal now displays: “Use a different PIN number.”
• Apple POS terminal synchronization: Fixed an issue causing duplicate TIDs and missing devices in CRM and Merchant UI. (Reported by MID: 54365f17-6fb4-4371-b2e7-0fc0efc1e746)
• Refund/reversal handling: Fixed an issue where failed refunds or reversals disappeared, causing incorrect terminal behavior during subsequent transactions.

Paydroid Terminal App

Version 4.35.0

🐞 Bug Fixes

• Incorrect QR Capture Icon: Fixed issue where the wrong icon was displayed in the QR Capture Card screen.
• Audio Distortion on Failed Transactions (IM30): Resolved distorted audio playback when transactions failed due to insufficient funds.
• Kiosk Mode Reboot Instability (IM30 V2): Fixed instability occurring after scheduled daily reboots.
• Device Freeze on Timeout (IM30 V2): Resolved device freeze caused by inconsistent timeout handling and connectivity loss.

CORE Updates

✅ Improvements

• The SurchargeAmount parameter is now included in:
  • Transaction Retrieval API(OLD) (for ISVs and merchants).
  • Webhooks:
  • Transaction Payment Created (EventTypeId: 1796)
  • Transaction Failed (EventTypeId: 1798)
  • Transaction POS ECR Session Created (EventTypeId: 1802)
  • Transaction POS ECR Session Failed (EventTypeId: 1803)
  • Transaction Reversal Created (EventTypeId: 1797)

Plugins

✅ Improvements

• Prestashop 9.0 Compatibility update for Smart Checkout: While the module previously passed PHP compatibility and override checks, this update specifically resolves 7 high-severity security vulnerabilities that blocked its certification. Key improvements include:
  • Upgraded Cryptography: Replaced outdated SHA-1 hashing with secure, modern methods.
  • Database Security: Hardened SQL queries to eliminate injection risks.
  • Compliance: Fully validated via the PrestaShop Validator for re-submission to the Addons Marketplace.

March 2026

iOS Terminal App

Version 5.36.0

🐞 Bug Fixes

• Multimerchant restriction in AADE: Fixed an issue where ISV multimerchant was incorrectly allowed in AADE.
• Tip inclusion in unreferenced refunds: Fixed an issue where the tip amount was included in unreferenced refunds.
• Abort action via InterApp: Resolved an issue where Abort could not be executed via InterApp after the Card Present screen.
• Preauthorization flow: Fixed an issue where preauthorization failed for valid cards with an expiration date of ¹²⁄₂₅.
• Abort unreferenced refund via Cloud: Fixed an issue where unreferenced refunds could not be aborted via Cloud.

✅ Improvements

• Refund amount clarity: Improved the display of refund amounts to reduce merchant confusion, including Fast Refund.
• PIN requirement in integrations: Improved behavior to avoid PIN prompts during refunds and preauthorization capture when initiated via integrations.
• MerchantTrns in refunds: Added support for MerchantTrns in refund transactions.
• Tipping functionality: Enhanced tipping behavior.
• Third-party libraries update: Updated third-party libraries to the latest versions.
• MerchantTrns in capture: Added support for MerchantTrns in capture transactions.
• Minimum SDK version update: Updated the minimum SDK version in line with Apple guidelines.

FRONT Updates

🐞 Bug Fixes

• Card display issue: Fixed an issue where the cardholder name was hiding the card numbers.

✅ Improvements

• New reports available: Added a new set of reporting capabilities within the updated Reports section.
• Legacy Reports section in SelfCare: Legacy reports are now available under Classic Reports.

CORE Updates

✅ Improvements

• Incremental Pre-authorizations (POS & eCommerce):
  Added support for incremental preauthorization, allowing transaction amounts to be increased after the initial authorization.

  • More details can be found here

• Disable surcharge in Smart Checkout:
  Introduced a new parameter, disableSurcharge:

  • true → surcharge is disabled even if applicable
    
  • false → surcharge is applied normally when applicable
    

Plugins

✅ Improvements

• Shopware Plugin (v1.0.3):
  • Added support for a dynamic descriptor.
  • Enabled support for multiple sales channel IDs.
  • Removed applied configurations from the database when the extension is deleted.
  • Reviewed compatibility for Shopware versions 6.5.0 through 6.6.10.11.

April 2026

Android Terminal App

Version 5.37.0

🐞 Bug Fixes

• QR code buttons: Fixed an issue where QR code options conflicted with on-screen buttons.
• P2P responses: Resolved an issue with incorrect parameters within responses during P2P transactions.
• Refund initiation: Fixed an issue that caused refunds and partial refunds to take too long to start.
• Tip removal state: Resolved an issue where the custom tip amount option remained active after tips were removed.
• Dual-branded card transactions: Fixed the transaction failures for Visa and Sodexo (Pluxee) dual-branded cards caused by online PIN handling.
• OPI F&B sales: Resolved an issue where SALE transactions could fail with response code 06 in OPI F&B integrations.
• Printing flow crash: Fixed a NullPointerException that could occur during printing.
• BLIK refund visibility: Fixed an issue where the refund button remained visible after a full refund for BLIK transactions.
• Offline InterApp sync: Resolved an issue where the first offline transaction order code could be overwritten after sync, causing cancellations to fail.
• Merchant switch sales: Fixed an issue where InterApp sales could fail with error 5023 after switching merchants.
• BGN currency crash: Resolved a crash related to BGN currency handling.
• Session startup crash: Fixed a crash affecting earlier Android app versions during session startup.
• Performance stability: Addressed performance issues reported in monitoring tools.
• Tip screen label: Fixed the tip screen label so “Other Amount” is displayed correctly.
• Early session crash: Resolved a crash that could occur during the first second of a session.

✅ Improvements

• MB WAY QR authorizations: Added support for MB WAY QR code authorizations.
• Payconiq branding: Removed the Payconiq logo from the card presentment screen.
• Fiscal APM support: Added fiscal support for IRIS and Klarna in Greece.
• Unreferenced refunds: Added support for unreferenced refunds without requiring a PIN.

Version 5.37.1

✅ Improvements

• Market expansion: Enabled support for Slovakia, Estonia, Latvia, Lithuania, and Slovenia.
• Contactless improvements: Improved contactless transaction behavior and localization support.

CORE Updates

✅ Improvements

• Market expansion: Completed all required development and setup for Slovakia, Estonia, Latvia, Lithuania, and Slovenia.
• Transaction retrieval enhancements: Added support for including surcharge amounts in transaction retrieval.
• Klarna capture reliability: Fixed an issue where payment capture could fail when customerTrns exceeded 255 characters in order line names.
• Surcharge handling (Smart Checkout): Fixed issues affecting surcharge calculation when using stored cards.
• Multibanco support: Added ISV support for Multibanco QR and card-present transactions.

FRONT Updates

🐞 Bug Fixes

• Logo consistency: Resolved inconsistencies in iDEAL logos during the Wero migration.

✅ Improvements

• Market expansion: Added onboarding support for Slovakia, Estonia, Latvia, Lithuania, and Slovenia.

Plugins

✅ Improvements

• PrestaShop Smart Plugin (v2.0.1):
  • Webhooks: Added early validation checks for unsupported events.
  • Payments: Improved handling of asynchronous payment flows.

🐞 Bug Fixes

• PrestaShop Smart Plugin (v2.0.1):
  • Fixed an issue causing duplicate orders in asynchronous payment flows.