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TeamViewer works well and is free for personal use.<br />
<a href="https://www.teamviewer.com/en/download/windows/" rel="ugc">https://www.teamviewer.com/en/download/windows/</a><br />
TeamViewer Host can be used for unattended access.<br />
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Other options are LogMeIn or GoToMyPC.
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TeamViewer works well and is free for personal use.
https://www.teamviewer.com/en/download/windows/ [https://www.teamviewer.com/en/download/windows/]
TeamViewer Host can be used for unattended access.

Other options are LogMeIn or GoToMyPC.

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I need it for a work environment, also it is difficult to lock down team viewer from the firewall
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I need it for a work environment, also it is difficult to lock down team viewer from the firewall

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What is the best free remote &nbsp;access software that can be used to connect to a user PC desktop &nbsp;to offer support. <br />
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I am looking for something that can be locked down internally by the firewall, so the user cannot go home and connect to his work PC.
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What is the best free remote  access software that can be used to connect to a user PC desktop  to offer support. 

I am looking for something that can be locked down internally by the firewall, so the user cannot go home and connect to his work PC.

Best free remote access software

Remote access may refer to the connection to a data-processing system from a remote location, for example through a virtual private network remote desktop software, terminal emulation, or the activation of features of a business telephone system from outside the business's premises.

Remote Access

Network Management involves issues that are independent of specific hardware or software, including email policies, upgrade planning, backup scheduling and working with managed service providers for Desktop-As-A-Service (DaaS), Software-As-A-Service (SaaS) and the like through the use of tools, coupled with manufacturer standards, best practice guidelines, policies and procedures plus all other relevant documentation. Network management also includes monitoring, alerting and reporting, management reporting, planning for device or service updates, the backup of configurations, the setting of key performance indicators and measures (KPIs/KPMs), associated service level agreements and problem records as part of the IT Service Management (ITSM) framework.