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Responding to inquiries about ``Acquired stamps disappearing''

If you choose LINE login、The stamp will never disappear、The following measures are not required。

Reasons why stamps disappear

The acquired stamps will be saved on the participant's device until they apply for the benefit.。Therefore, the acquired stamps may disappear due to the device settings or other apps.。

Below are the main reasons why stamps disappear.。

  1. not connected to the internet。or have data restrictions。
  2. Accessing in incognito/private mode。
  3. QR code reader app and SNS、Accessing from a browser within the news app。
  4. Old model (supports smartphones released within 3 years)。It works even if the model is old、The scope of support is limited to 3 years.。
  5. You have installed apps that affect your browser, such as security software.。
  6. Browser cookies and browsing history、Cleared cache etc.。
  7. Cookie acceptance is turned off。

If the above inquiry is received from a participant、Please use the following flow diagram to resolve the issue.。

The QR code in the flow diagram is a link to the document page for each event.。

Download file

Nice to meet you、data backupPlease also suggest the use of。

If it is likely to develop into a complaint

Stamps can be reissued from the management screen。Participants' email addresses are required for reissue.。

Please refer to the link below for how to reissue.。

Stamp data reissue

Related links