The network is slow.
Any time a single network segment slows down, the overall performance of the network will suffer. A slow file transfer or download could be caused by an overloaded server or too many people trying to use the network at the same time. Within the wireless segment of the network, slow performance could be caused by high demand for access to the network or interference from other wireless networks and other radio services operating on the same frequency. Signal fading and multipath interference can also cause the wireless network data speed to drop.
To reduce interference, try to shift the access point to a different channel at least five steps away from the original channel. For example, if you're currently using channel 2, try ...
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