# Settings

1\.  General settings: Users can change the general settings of the system, including: 

<figure><img src="/files/zyGHBj6isp0zJqaPeOzX" alt=""><figcaption><p>Figure 1.</p></figcaption></figure>

* System language: including Vietnamese and English
* Font size: Small, Medium and Large&#x20;

2\.  Profile settings: Users can change their account information, [*<mark style="color:blue;">change password</mark>*](/english/general-guidelines/login.md), and Register for Account Renewal or Upgrade.&#x20;

<figure><img src="/files/4ltnD2avyTzUmO9fENIh" alt=""><figcaption><p>Figure 2. Profile settings interface</p></figcaption></figure>


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# Agent Instructions: Querying This Documentation

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```

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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.