The easiest and the preferred method to remove applications in QNAP is using the App Center. Occasionally, you may run into problems if the App Center is not able to remove the application you want. This article talks about manually removing any package from QNAP when the preferred method fails.
You will need SSH access to your QNAP box. The easiest way from a Windows machine is to use an application called Putty. You will also have to enable SSH access in your QNAP, which is done through Control Panel → Telnet / SSH.
/share/CACHEDEV1_DATA/.qpkg/. Note that you may have a different value for CACHEDEV1_DATA on your end.
/share/CACHEDEV1_DATA/.qpkg/Xeams by writing the following command:
rm -rf /share/CACHEDEV1_DATA/.qpkg/Xeams
/etc/config/qpkg.conf in any editor
[Xeams] Status = complete Name = Xeams Build = 20200115 Display_Name = Xeams Version = 7.0 Author = Synametrics QPKG_File = Xeams.qpkg Date = 2020-11-05 Shell = /share/CACHEDEV1_DATA/.qpkg/Xeams/xeams.sh Install_Path = /share/CACHEDEV1_DATA/.qpkg/Xeams WebUI = / Web_Port = 5272 RC_Number = 200 Enable = TRUE