The basic adjusting of a photo such as brightness, contrast, saturantion, sharpness can be done easily in Fotor. Below are the specific steps:
Step 1: Upload your photo in Fotor’s Photo Editor. 
Step 2: Under the Adjust menu, click “Basic Adjust”.
Step 3: Move the slider to adjust the angle by dragging the Brightness, Contrast, Saturation and Sharpness button. Brightness will increase the title exposure on your photo, while contrast makes highlights look brighter and shadows look darker. Saturation adds more pure colors to your photos, and Sharpness turns up clearly details rendered in your images.
Meanwhile, Fotor has a photo enhancer which can beautify your overall image in one click. Under the Adjust menu, you can select 1-Tap Enhance and Fotor will offer the best condition of Brightness, Contrast, Saturation and Sharpness for your photo. 
Step 4: Press the Compare button to check the photo’s change. If you are satisfied with the adjust, don't forget to download your work.