# ❓FAQs

{% hint style="success" %}
**📅Update: 2020/08/17**
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Read the corresponding answer for the frequently asked questions by clicking the page link to the particular topic below or jump to the corresponding page in the LEFT/TOP LEFT navigation list. 

## **Most Common FAQs**

{% content-ref url="faqs/how-to-toggle-developer-tools-on-rotrics-studio" %}
[how-to-toggle-developer-tools-on-rotrics-studio](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-toggle-developer-tools-on-rotrics-studio)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-re-calibrated-dexarm-or-reset-encoder-values" %}
[how-to-re-calibrated-dexarm-or-reset-encoder-values](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-re-calibrated-dexarm-or-reset-encoder-values)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-upgrade-rotrics-firmware" %}
[how-to-upgrade-rotrics-firmware](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-upgrade-rotrics-firmware)
{% endcontent-ref %}

{% content-ref url="faqs/upgrade-touchscreen-firmware" %}
[upgrade-touchscreen-firmware](https://manual.rotrics.com/faq-troubleshooting/faqs/upgrade-touchscreen-firmware)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-send-third-party-g-code-files-with-rotrics-studio" %}
[how-to-send-third-party-g-code-files-with-rotrics-studio](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-send-third-party-g-code-files-with-rotrics-studio)
{% endcontent-ref %}

{% content-ref url="faqs/faq-replace-filament" %}
[faq-replace-filament](https://manual.rotrics.com/faq-troubleshooting/faqs/faq-replace-filament)
{% endcontent-ref %}

## General

{% content-ref url="faqs/how-to-upgrade-rotrics-firmware" %}
[how-to-upgrade-rotrics-firmware](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-upgrade-rotrics-firmware)
{% endcontent-ref %}

{% content-ref url="faqs/upgrade-touchscreen-firmware" %}
[upgrade-touchscreen-firmware](https://manual.rotrics.com/faq-troubleshooting/faqs/upgrade-touchscreen-firmware)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-re-calibrated-dexarm-or-reset-encoder-values" %}
[how-to-re-calibrated-dexarm-or-reset-encoder-values](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-re-calibrated-dexarm-or-reset-encoder-values)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-send-third-party-g-code-files-with-rotrics-studio" %}
[how-to-send-third-party-g-code-files-with-rotrics-studio](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-send-third-party-g-code-files-with-rotrics-studio)
{% endcontent-ref %}

{% content-ref url="broken-reference" %}
[Broken link](https://manual.rotrics.com/faq-troubleshooting/broken-reference)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-change-touchscreen-language" %}
[how-to-change-touchscreen-language](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-change-touchscreen-language)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-execute-sd-card-files" %}
[how-to-execute-sd-card-files](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-execute-sd-card-files)
{% endcontent-ref %}

{% content-ref url="faqs/why-cant-i-copy-g-code-files-to-the-touchscreen-directly" %}
[why-cant-i-copy-g-code-files-to-the-touchscreen-directly](https://manual.rotrics.com/faq-troubleshooting/faqs/why-cant-i-copy-g-code-files-to-the-touchscreen-directly)
{% endcontent-ref %}

## Writing\&Drawing

{% content-ref url="faqs/how-to-write-draw-with-different-colors" %}
[how-to-write-draw-with-different-colors](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-write-draw-with-different-colors)
{% endcontent-ref %}

## Laser Engraving

{% content-ref url="faqs/why-it-misses-part-of-the-image-when-drawing" %}
[why-it-misses-part-of-the-image-when-drawing](https://manual.rotrics.com/faq-troubleshooting/faqs/why-it-misses-part-of-the-image-when-drawing)
{% endcontent-ref %}

## 3D Printing

{% content-ref url="faqs/faq-replace-filament" %}
[faq-replace-filament](https://manual.rotrics.com/faq-troubleshooting/faqs/faq-replace-filament)
{% endcontent-ref %}

{% content-ref url="faqs/how-to-level-dexarm-manually" %}
[how-to-level-dexarm-manually](https://manual.rotrics.com/faq-troubleshooting/faqs/how-to-level-dexarm-manually)
{% endcontent-ref %}

{% content-ref url="faqs/why-my-3d-printing-module-is-clogged" %}
[why-my-3d-printing-module-is-clogged](https://manual.rotrics.com/faq-troubleshooting/faqs/why-my-3d-printing-module-is-clogged)
{% endcontent-ref %}

## Teach\&Pneumatic