Repair Damaged Photos Professionally

I have a document with me soft copy but i have lost its original copy. Now i have a photo graphs of documents in pdf form. The problem is I am unable to print it because A) the background is grey not white... (Budget: ₹600 - ₹1500 INR, Jobs: Adobe Photoshop, Graphic Design, Image Processing, Image Upscaling, Photo Editing, Photo Restoration, Photoshop, Photoshop Design)