DESCRIPTION: Below you can find a step-by-step guidance in case you are unable to enable your one click trading on your mobile app.
POSSIBLE REASON: One-Click Trading’ mode is a very useful tool for experienced traders, allowing them to open trades immediately, without confirmation, using predetermined trade parameters (Amount, Leverage, Stop Loss, and Take Profit). You will need to manually enable one-click trading (OCT) when using a mobile app. You can do so by heading to the settings of your MT5 app and enabling it.
RESOLUTION STEPS:
Android
<ol>
<li>Login to your MT5 mobile app</li>
<li>Click "QUOTES'</li>
<li>Tick One Click Trading</li>
</ol>
iPhone&nbsp;
<ol>
<li>Login to your MT5 mobile app</li>
<li>Go to Settings</li>
<li>Click Charts</li>
<li>Enable One Click Trading</li>
</ol>
Web Terminal
<ol>
<li>Login to Deriv account and click <a href="https://app.deriv.com/appstore/traders-hub">Trader's Hub</a></li>
<li>Choose MT5 account that you want log in and Click Open</li>
<li>On the left side of the page, click the 3 Lines and Enable One Click Trading</li>
</ol>
Please refer to <a href="https://community.deriv.com/t/enabling-one-click-trading-on-mobile-app/31794">Source 1</a> and <a href="https://community.deriv.com/t/one-click-trading-web-terminal/39952">Source 2</a> articles.
Haven’t created a Deriv account yet? To get started right away, click <a href="https://deriv.com/signup/">https://deriv.com/signup/</a>.

DESCRIPTION: Below you can find a step-by-step guidance in case you are unable to enable your one click trading on your mobile app.
POSSIBLE REASON: One-Click Trading’ mode is a very useful tool for experienced traders, allowing them to open trades immediately, without confirmation, using predetermined trade parameters (Amount, Leverage, Stop Loss, and Take Profit). You will need to manually enable one-click trading (OCT) when using a mobile app. You can do so by heading to the settings of your MT5 app and enabling it.
RESOLUTION STEPS:
Android
Login to your MT5 mobile app
Click "QUOTES'
Tick One Click Trading
iPhone 
Login to your MT5 mobile app
Go to Settings
Click Charts
Enable One Click Trading
Web Terminal
Login to Deriv account and click Trader's Hub
Choose MT5 account that you want log in and Click Open
On the left side of the page, click the 3 Lines and Enable One Click Trading
Please refer to Source 1 and Source 2 articles.
Haven’t created a Deriv account yet? To get started right away, click https://deriv.com/signup/.

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