Customise your checkout
Reviewed on 4 October 2026
On this page
The checkout is the page where your buyers pay. OnBio gives it an order designed to sell and to comply with the law, and you add your brand, your testimonials and the questions you need to ask the buyer.
Add your brand
- 1. Open the product in Products, go to Settings and click Checkout.
- 2. Choose the Brand colour or type its Colour code.
- 3. Click Upload logo and upload your logo.
- 4. Upload a Header image if you want.
- 5. Click Save changes.
Add testimonials and questions
The testimonials show below the payment button. The answers to your questions reach each order's detail.
- 1. Under Testimonials and guarantee, click Add testimonial and write the Name and the Testimonial.
- 2. Tick the guarantee seal if the product has a guarantee.
- 3. Under Custom fields, click Add field, write the Question and choose the Type.
- 4. Tick Required if the buyer has to answer it.
- 5. Click Save changes and check This is how the buyer will see it.
What happens next
The next buyer sees the checkout with your brand. The answers to your questions appear under Checkout answers, in the detail of each order in Sales.
Keep in mind
- The customisation belongs to each product. Repeat it on each product you want with your brand.
- The order of the checkout blocks does not change.
- The colour needs a contrast of 4.5:1 with the white text of the button. The screen warns you if it falls short.
- You can add up to six testimonials and up to ten questions.
- Images can be JPEG, PNG, WebP or SVG of up to 5 MB.
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