> For the complete documentation index, see [llms.txt](https://docs.sqr.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sqr.co/questions-and-answers/about-sqr.md).

# About SQR

{% content-ref url="/pages/kgjRQfJXVAhC4v2s4Lkv" %}
[How long are QR codes valid for? Do they expire?](/questions-and-answers/about-sqr/how-long-are-qr-codes-valid-for-do-they-expire.md)
{% endcontent-ref %}

{% content-ref url="/pages/ZYW4Z7lhyhtTZjdFmYhg" %}
[What graphic formats do the generated QR codes support?](/questions-and-answers/about-sqr/what-graphic-formats-do-the-generated-qr-codes-support.md)
{% endcontent-ref %}

{% content-ref url="/pages/ZxaXF7YT9HgyNGiv3idc" %}
[How do I manage QR codes with SQR code generator?](/questions-and-answers/about-sqr/how-do-i-manage-qr-codes-with-sqr-code-generator.md)
{% endcontent-ref %}

{% content-ref url="/pages/KXJBTMXGEavYIgQkBAcO" %}
[Can I customize a QR code with my company logo or icon?](/questions-and-answers/about-sqr/can-i-customize-a-qr-code-with-my-company-logo-or-icon.md)
{% endcontent-ref %}

{% content-ref url="/pages/SK4Q66FYKOwWBLY4RELS" %}
[Can a QR code be edited/changed?](/questions-and-answers/about-sqr/can-a-qr-code-be-edited-changed.md)
{% endcontent-ref %}

{% content-ref url="/pages/x5sC0um0Dq0dqcGIKon8" %}
[Are QR codes free?](/questions-and-answers/about-sqr/are-qr-codes-free.md)
{% endcontent-ref %}

{% content-ref url="/pages/upTsADnEpgTXg8vhIiql" %}
[Is it possible to count the QR code scans (tracking, analytics)?](/questions-and-answers/about-sqr/is-it-possible-to-count-the-qr-code-scans-tracking-analytics.md)
{% endcontent-ref %}

{% content-ref url="/pages/lWFwuwEMsEshHqzXNLxv" %}
[How do I generate a large batch of QR codes?](/questions-and-answers/about-sqr/how-do-i-generate-a-large-batch-of-qr-codes.md)
{% endcontent-ref %}

{% content-ref url="/pages/PATIZ8Z5EQeZRBIa9iRU" %}
[Is there a scan limit for the QR codes?](/questions-and-answers/about-sqr/is-there-a-scan-limit-for-the-qr-codes.md)
{% endcontent-ref %}

{% content-ref url="/pages/20DKTFXslSjFXwj8vH1o" %}
[Can I use the generated QR codes for commercial purposes?](/questions-and-answers/about-sqr/can-i-use-the-generated-qr-codes-for-commercial-purposes.md)
{% endcontent-ref %}

{% content-ref url="/pages/WQT76RkJDxCYycR8NItI" %}
[Why is my QR code not working?](/questions-and-answers/about-sqr/why-is-my-qr-code-not-working.md)
{% endcontent-ref %}


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.sqr.co/questions-and-answers/about-sqr.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.