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Logs may appear out-of-order in logfiles, so may need to be sorted if this matters. e.g. for Notepad++ - Edit → Line Operations → Sort Lines Lexicographically Ascending.
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Click “Edit service” to save changes.
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Restart the service via any of the usual means (
services.msc, task manager).
New logging settings will be used.
Note: It doesn’t make sense to adjust --console-log-level via nssm, as the console isn’t visible.