Sizes of frame icons used in Swing June 27, 2022 by Tarik Typical views for this Windows 7 based PC Note: @bobbel reports the same sizes are used for Windows 10. Frame – 20×20 Task Bar – 40×40 in task bar itself, hover app shows 20×20 Windows+Tab – 20×20 Alt+Tab – 40×40 in lower right, shrunken 20×20 in upper left. Task Manager – 20×20