"To add another step" means to introduce an additional task or process to an existing situation or plan. It implies that there is a need to include a new action or procedure in order to achieve the desired outcome. Full definition
That unique code can be embedded into ink, fabric, plastic, vapor or metal, depending on the product in question, without adding another step in the manufacturing process. (scientificamerican.com)
This method resembles two - factor authentication method, which adds a step for authentication, but this approach reduces the time consumption by skipping the requirement of entering a password. (technowize.com)
And it's not always smooth, sometimes involving added steps such as making inquiries about credit reports. (realtormag.realtor.org)