‌ A padlock symbol represents something is locked or secure. Similar markings could also be a matrix code or a barcode. For example, you could scan this QR code to open the Computer Hope web page. ‌ A symbol with boxes and jagged lines with boxes in the corners like that shown here is a QR Code used to store information for scanning. Computer disposal, donation, and recycling information.Anything with this symbol that is not crossed out should be recycled. ‌ Three arrows going around a triangle is a symbol that represents recycle or recycling. This symbol may also be represented by an X.

For example, a speaker symbol with this over it indicates mute. ‌ A circle with a line through it is a symbol that represents cancel or stop and may be over the top of another symbol. On a Microsoft Windows keyboard, the minus or underscore is also shown on the top-right side of a window to represent the minimize feature. ‌ A minus symbol or a horizontal line indicates decreasing, removing, moving up, or zooming out on software programs and hardware devices. ‌ A plus symbol or a horizontal line crossing a vertical line is also a symbol used as an indication to increase, add, move down, or zoom in on software programs and hardware devices. For example, a download dialog box may show a green check mark when the download is complete. ‌ The check mark symbol indicates completion or that something is ok. For example, on an iPhone, the Messages icon and each of its messages use the speech bubble symbol, and when someone is typing, a speech bubble with three periods is shown. ‌ A speech bubble symbol is used in communications to indicate a message that needs to be read or that someone is typing a message. ‌ A symbol with a wrench or a wrench and screwdriver is another symbol to indicate an area to adjust the settings or other options. Online services may use a gear icon for the area that lets you change your account settings. For example, many programs use a gear icon for buttons that allow you to adjust a program's settings. ‌ The gear symbol indicates a configuration or settings option. For example, this page has several tips that can be quickly identified with the light bulb next to the word 'Tip.' ‌ A light bulb icon symbol represents a tip or an idea. ‌ A question mark symbol represents a question and lets you access help or online documentation.

Network, Wireless, and Internet symbols.

Download symbol