# FAQ - [Product Problem](https://doc.thordata.com/doc/faq/product-problem.md) - [How do I choose the right proxy package?](https://doc.thordata.com/doc/faq/product-problem/how-do-i-choose-the-right-proxy-package.md) - [How to target specific countries/regions?](https://doc.thordata.com/doc/faq/product-problem/how-to-target-specific-countries-regions.md) - [How to target a specific city?](https://doc.thordata.com/doc/faq/product-problem/how-to-target-a-specific-city.md) - [What is High-Bandwidth Proxies?](https://doc.thordata.com/doc/faq/product-problem/what-is-high-bandwidth-proxies.md) - [Why is it not effective to use our proxies in a fingerprint browser？](https://doc.thordata.com/doc/faq/product-problem/why-is-it-not-effective-to-use-our-proxies-in-a-fingerprint-browser.md) - [1. The proxy does not work at all](https://doc.thordata.com/doc/faq/product-problem/why-is-it-not-effective-to-use-our-proxies-in-a-fingerprint-browser/1.-the-proxy-does-not-work-at-all.md) - [2. The results of other detection channels you are using are not the same as the country extracted](https://doc.thordata.com/doc/faq/product-problem/why-is-it-not-effective-to-use-our-proxies-in-a-fingerprint-browser/2.-the-results-of-other-detection-channels-you-are-using-are-not-the-same-as-the-country-extracted.md) - [3. Your targeted website's detection results are not the same as the country extracted](https://doc.thordata.com/doc/faq/product-problem/why-is-it-not-effective-to-use-our-proxies-in-a-fingerprint-browser/3.-your-targeted-websites-detection-results-are-not-the-same-as-the-country-extracted.md) - [4. The proxy works, but the IP location randomly jumps to other countries you don't want](https://doc.thordata.com/doc/faq/product-problem/why-is-it-not-effective-to-use-our-proxies-in-a-fingerprint-browser/4.-the-proxy-works-but-the-ip-location-randomly-jumps-to-other-countries-you-dont-want.md) - [Payment Problem](https://doc.thordata.com/doc/faq/payment-problem.md) - [What payment methods are supported?](https://doc.thordata.com/doc/faq/payment-problem/what-payment-methods-are-supported.md) - [What should I do if I buy the wrong package?](https://doc.thordata.com/doc/faq/payment-problem/what-should-i-do-if-i-buy-the-wrong-package.md) - [Do you provide refunds for paid services?](https://doc.thordata.com/doc/faq/payment-problem/do-you-provide-refunds-for-paid-services.md) - [After payment, how long does it take to receive my agency balance or activate my account?](https://doc.thordata.com/doc/faq/payment-problem/after-payment-how-long-does-it-take-to-receive-my-agency-balance-or-activate-my-account.md) --- # Agent Instructions: 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://doc.thordata.com/doc/faq.md?ask= ``` 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.