First, this is unfortunately a bug introduced with exactly that version. Please use 20.04 instead.
Second, please use the feature tracker for such type of reports. They will get lost here. For example, you post was flagged as SPAM until I found out today.
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I tried Save or Save As the configuration file WebChangeMonitorconfig.config but is not creating a file.
v22.05
First, this is unfortunately a bug introduced with exactly that version. Please use 20.04 instead.
Second, please use the feature tracker for such type of reports. They will get lost here. For example, you post was flagged as SPAM until I found out today.