Although not directly related to network issues, often times slowness in applications can be traced back to impact by AV scanning issues. AV often causes very slow impact on Network drives or if Java is involved. During troubleshooting, turn of AV for a short period of time (as long as you are on the Internet, should be safe to do) and then see if Application response improves. If it does, further troubleshoot AV settings to determine settings which are safe for the computer and the application.

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