# Metamask problem resolution

If during deposit/withdrawal, you're facing issues with metamask that fails your transaction before even allowing it into the block explorer, try to set up aggressive gas settings manually. You can follow the instructions below or visit this [official guide](https://support.metamask.io/hc/en-us/articles/360022895972-How-to-customize-gas-settings)

{% hint style="info" %}
Sometimes Polygon and other EVM networks face issues on RPC side try changing your RPC. You can look list of currently available RPCs here: <https://chainlist.org/>
{% endhint %}


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