Log in your account, settings-->Profile-->select files, then you can select the image you want to upload, open, save. Good luck.
Once in Adobe Photoshop, select image at the top of the page and then select image size. Now you can select the pixel dimensions. There will be a few windows/boxes that pop up. These will allow you to change the image resolution to 300 DPI.
To add a background click on Change Background Image (on Google homepage), sign in to Google (or create an account) and select the image you want. Note you have to be on the same country version of Google and signed in to see the image.
To change the local account picture in Windows 8, open the Start screen and click on your user account name at the top right corner. From the dropdown menu, select "Change account picture." You can then choose a new picture from the available options or browse for an image on your computer. Once selected, the new picture will be applied automatically.
To change ur pic? Go toi edit profile and under ur profile image box clik browse and select an image.
Right-click on an image and select "Set as Desktop Background"
Login to yahoo mail and click on 'View My Profiles' in the corner. On the Profile page click on 'Edit Picture' link. Click the 'Change Photo' link below the photo square in your profile card. A 'Select Display Image' pop-up will appear. Click 'Add Photo' to browse images on your computer. Select the picture and click 'Upload'. It will ask to crop photo so that it fits in the photo square. Select 'Use Selected Image' to make this your profile picture.
To change your profile picture on YouNow, log in to your account and navigate to your profile page. Click on the current profile picture or the edit icon, then select a new image from your device. After choosing the desired photo, save the changes to update your profile picture. Make sure the image meets YouNow's size and format requirements.
You have to create an account using your email address. It's located at the bottom left hand corner and says Change Background Image a you can create an account by clicking that and it will show you how to create one. The password's minimum is 8 characters.
The picture associated with a user account is changed in the Accounts section of the System Preferences. You can drag a picture into the image well or place the mouse pointer over the image which will offer an arrow in the lower right corner. By clicking the arrow you can select from the provided pictures or select the Edit Picture... option which will offer you the choice of taking a picture with the Mac's built in camera, adding a picture from your Mac with the Choose button and scaling the size of the image.
If your refering to your Youtube Pic"Sign into your YouTube account and click the 'Account' link at the top right hand corner of the pageClick the large blue 'My Account' link in the top left hand corner of the screen.In the left hand navigation column, click Profile Setup.Click the 'Change Picture' button and select the file that you'd like to display as your thumbnail profile icon on your channel (you can either select an image or a still frame from one of your videos).Don't forget to click the 'Save Changes' button to save the update you just made to your channel."
To replace an image in After Effects, select the image layer in the timeline, then go to the "File" menu and choose "Replace Footage." Select the new image file you want to use, and it will replace the existing image in your composition.