Hi, BeraKia! Welcome to our community! I am sorry, what is your question? The IP phone 7920 is an easy-to-use, full-featured IP phone. The IP phone does not support application installation and is irrelevant to the H2288V5. You can check the document. https://support.huawei.com/hedex/hdx.do?docid=EDOC1100076389&lang=en
Hi, BeraKia! Welcome to our community! I am sorry, what is your question? The IP phone 7920 is an easy-to-use, full-featured IP phone. The IP phone does not support application installation and is irrelevant to the H2288V5. You can check the document. https://support.huawei.com/hedex/hdx.do?docid=EDOC1100076389&lang=en
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