A method of manufacturing an electro-optical device which has a functional region in which electro-optical elements of pixels function and a non-functional region which is formed around the functional region , the method comprising: discharging, onto a substrate , a liquid material, in which functional materials constituting the electro-optical elements are dissolved or dispersed into a solvent, with a liquid droplet discharge method, before the discharging of the liquid material, forming liquid holding regions in which the liquid material and/or the solvent are discharged onto the functional region and the non-functional region on the substrate respectively, wherein, in the forming of the liquid holding regions, an area of the liquid holding region in the functional region is formed larger than an area of the liquid holding region in the non-functional , wherein the functional region is rectangular in plan and view and a density of the liquid holding region in the non-functional region is different in the longitudinal and transverse directions of the functional region , and the amount of the solvent discharged onto the liquid holding region having a large density in the non-functional region per unit area is larger than the amount of the solvent discharged onto the liquid holding region having a small density in the non-functional region per unit area, wherein, in the discharging of the liquid material, the liquid material is discharged onto the functional region and the liquid material or the solvent is discharged onto the non-functional region , and the amount of the solvent discharged onto the non-functional region per unit area is larger than the amount of the solvent discharged onto the functional region per unit area. discharging, onto a substrate , a liquid material, in which functional materials constituting the electro-optical elements are dissolved or dispersed into a solvent, with a liquid droplet discharge method, before the discharging of the liquid material, forming liquid holding regions in which the liquid material and/or the solvent are discharged onto the functional region and the non-functional region on the substrate respectively, wherein, in the forming of the liquid holding regions, an area of the liquid holding region in the functional region is formed larger than an area of the liquid holding region in the non-functional , wherein the functional region is rectangular in plan and view and a density of the liquid holding region in the non-functional region is different in the longitudinal and transverse directions of the functional region , and the amount of the solvent discharged onto the liquid holding region having a large density in the non-functional region per unit area is larger than the amount of the solvent discharged onto the liquid holding region having a small density in the non-functional region per unit area, wherein, in the discharging of the liquid material, the liquid material is discharged onto the functional region and the liquid material or the solvent is discharged onto the non-functional region , and the amount of the solvent discharged onto the non-functional region per unit area is larger than the amount of the solvent discharged onto the functional region per unit area. <EOS>