# Extend Size

1. Visit the Blimp [website](https://blimp.software/) and choose your desired allocation from the options available, which are Multi-Cloud Storage, S3 Server, or Cloud Migration.

<figure><img src="/files/VYMl8x7OgzUAOoegPNjp" alt=""><figcaption></figcaption></figure>

2. Next, click on the three dots corresponding to your chosen allocation. You can easily spot these three dots, as they are enclosed within a highlighted black box in the screenshot below:

<figure><img src="/files/wPLMQyeKUil2zzVvK5zp" alt=""><figcaption></figcaption></figure>

3. Now, click on "Extend Size."

<figure><img src="/files/TAqQN1hBCGTJpAv4FlgM" alt=""><figcaption></figcaption></figure>

4. Here, you can specify your preferred size for the extension.

<figure><img src="/files/yMvFMEExFZUO30gasFk5" alt="" width="349"><figcaption></figcaption></figure>

5. You have the option to complete your purchase using either ERC-20 tokens or credit cards. Detailed instructions can be found [here.](/products/blimp/sign-up/buy-zcn-for-storage.md)

<figure><img src="/files/4Pv2SpOD6WlDMQMa7B2b" alt="" width="235"><figcaption></figcaption></figure>

6. Take a moment to review your selection and confirm it.

<figure><img src="/files/hYQ5FfGNOVPwLCXnJuKa" alt="" width="348"><figcaption></figcaption></figure>

7. Once confirmed, your allocation size will be upgraded, and it will be displayed under your selected allocation category. Please refer to the screenshot below.&#x20;

<figure><img src="/files/8f586VceK6kKicXkEE0d" alt=""><figcaption></figcaption></figure>


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