CreateBackup
(boolean) Whether to create a backup of the existing file (if there is one) during the installation:
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VALUE DESCRIPTION |
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true |
Any existing file will be renamed to filename.bak. If filename.bak already exists, the file will be renamed to filename.bk1 instead, or filename.bk2, or filename.bk3, etc. The new file will only be installed after the existing one has been backed up. |
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false |
Don't backup the existing file. (Default) |