Adding a signature image in Google Sheets can make your documents look more professional and authentic. Whether you’re preparing an invoice, a project approval sheet, a work order, or a digital form, having your personal or company signature included can help build trust and save time. In this detailed tutorial, you will learn how to insert a signature image into Google Sheets easily — with precise placement and professional formatting. In this video, I’ll guide you through multiple methods to add your signature image. We’ll start with the Insert → Image → Image in Cell method, perfect for when you want the signature to stay locked in a specific cell. You’ll also learn how to use the Insert → Image → Image Over Cells method, which allows you to move and resize your signature freely for a perfect fit. Plus, I’ll show you how to adjust image size, maintain quality, and ensure your signature looks clean and clear on your sheet. We’ll also cover: How to prepare your signature file (JPG, PNG with transparent background recommended) for the best results. Resizing and aligning the signature for a neat and professional look. Locking the signature so it doesn’t get moved or deleted accidentally when sharing the sheet with others. Best practices for digital document approval inside Google Sheets. Whether you’re working on desktop or using the Google Sheets app on mobile, this step-by-step guide is beginner-friendly and works for all devices. You’ll be able to follow along even if you’ve never inserted images in Google Sheets before. By the end of this tutorial, you’ll know exactly how to: ✔ Upload and insert your signature image ✔ Choose the right placement (inside a cell or over cells) ✔ Adjust and format your signature for a professional look ✔ Protect and lock your signature from changes This method is ideal for freelancers, business owners, accountants, teachers, project managers, and anyone who needs to approve documents digitally without printing and scanning. It saves time, reduces paperwork, and keeps your workflow 100% online.