How to Set Password on Galaxy S4 GT I9500 GT I9508 The way to set password on Samsung Galaxy S4 GT-I9500 phone is identical with that of Galaxy S4 GT-I9508 phone, and it will be clearly illustrated by the following steps. Step 1: Open Apps . Step 2: Get into Settings . Step 3: Click My device on the top and select Lock screen . Step 4: Tap Screen lock to move on. Step 5: Choose Password . Step 6: Create a password with at least 4 characters containing at least 1 letter, and click Continue . Step 7: Re-enter the password and tap OK . In a word, following these 7 steps, you can set a password to lock your Galaxy S4 GT-I9500/GT-I9508 phone at a quick speed. Related Articles : How to Set Password on Samsung Galaxy S GT-I9000 How to Set Password on Samsung Galaxy S2 I9100 How to Set Password on Samsung Galaxy S3 I9300/I9308 How to Open USB Debugging in Samsung Galaxy S5 Android USB Driver for Samsung download file now