求翻译：但因为未经过严格测试，网合不能保证其它非预装的或本说明书未表明支持的操作系统在本机上使用的稳定性、可靠性和安全性是什么意思？

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This is because they have not gone through rigorous testing, network cannot guarantee that other non-pre-installed, or the specification does not indicate supported operating systems in use on the machine the stability, reliability and security

But because has not passed through the strict test, the net gathers cannot guarantee other non-pre-attires or this instruction booklet had not indicated the support the operating system the stability, the reliability and the security which uses on the this aircraft

But because they are not rigorously tested, pre-installed network cannot guarantee that other non-or the specification does not indicate that a supported operating system in use on this machine the stability, reliability and safety

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