This guide will walk you step by step through the procedure of migration of VTiger 6.2 to VTiger 6.3. As the process is known to be pretty technical and quite complicated, you might want to get an expert for the procedure. We, here at VTExperts, provide all VTiger related services including Upgrading CRM from any to any version. But considering that you may feel to give a go at it by yourself, we are glad to explain the procedure in thorough details here. The following step-by-step guide is applicable only for the Upgrade from VTiger 6.2 to VTiger 6.3.   Create a Backup of VTiger Database It’s very important for the obvious reasons; you’d not lose your important data in case things go south.   Acquire the Patch File for VTiger 6.3 Upgrade Now you’ll need the Patch that contains the necessary files. You can download the patch from VTiger’s official page or here’s