# Find Text Block

To use the "Find Text" block, go to "**Text format,**" select "**Find Text**," and choose "**Authentication**."

1. Create a new authentication by entering a label and API key, then click "Add new authentication."
2. Select the text you want to search from your data and enter the **text you are searching** for in the **"Value" field**.
3. If the **index** is **0** or **greater than 0**, the **value** you entered is **present** in the text.
4. If the **index** is **less than 0**, the **value** you entered is **not present** in the text.

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