# Prolific Participants

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## Using Prolific

- [How do I block/unblock a researcher and their studies?](https://participant-help.prolific.com/en/articles/449622-how-do-i-block-unblock-a-researcher-and-their-studies.md): I'd like to block a researcher, or remove studies from my dashboard from the same researcher.
- [Your Account page](https://participant-help.prolific.com/en/articles/449634-your-account-page.md): Managing your account settings and profile information
- [Known issue \(July 2026\): studies not working, "Something went wrong. Please go back to your provider," and high study demand](https://participant-help.prolific.com/en/articles/726496-known-issue-july-2026-studies-not-working-something-went-wrong-please-go-back-to-your-provider-and-high-study-demand.md)

## Taking part in studies

- [429 - 'Too Many Requests' Errors](https://participant-help.prolific.com/en/articles/726488-429-too-many-requests-errors.md): Learn what a 429 error means and how to resolve it when you're encountering this error on the platform.

## Prolific practices, security, and privacy

- [Data protection and privacy/GDPR](https://participant-help.prolific.com/en/articles/449612-data-protection-and-privacy-gdpr.md)
- [Prolific practises and security systems](https://participant-help.prolific.com/en/articles/449630-prolific-practises-and-security-systems.md)
- [How will you use my personal data](https://participant-help.prolific.com/en/articles/449626-how-will-you-use-my-personal-data.md)
- [Data Deletion Notice FAQ](https://participant-help.prolific.com/en/articles/449632-data-deletion-notice-faq.md)
- [How can I remove my email from the waitlist?](https://participant-help.prolific.com/en/articles/449620-how-can-i-remove-my-email-from-the-waitlist.md)