The answer to 'vacuum discolored' is that a discolored vacuum cleaner bag or filter can be caused by a variety of factors, including dirt, dust, and debris buildup, as well as exposure to certain chemicals or cleaning products. The symptoms may include a change in the color of the bag or filter, as well as a decrease in suction power or a noticeable odor.
To address the issue, you can try cleaning or replacing the vacuum bag or filter. If the problem persists, it may be necessary to have the vacuum serviced by a professional technician, as the issue could be due to a more complex problem, such as a faulty motor or other internal component.