Remap @ character to F key in Windows, remap keys with AutoHotkey
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Change key assignments in Windows with AutoHotkey.
The AutoHotkey software can be used to create macros and customise key assignments. A frequent request is whether the @ sign can be assigned to one of the F keys.
This can be done without any problems. AutoHotkey must first be downloaded and installed. This open source software is available free of charge.