I have installed and successfully configured exim4 and sa-exim on my Ubuntu LTS installation. Spam Emails are successfully flagged:
X-SA-Exim-Connect-IP: 89.238.139.198
X-SA-Exim-Mail-From: hertaqcrqsaa@xxx
Subject: =?UTF-8?Q?F=C3=BCr_den_privaten_und_gesch=C3=A4ftlichen_Gebrauch:_=C3=B6konomische_LED-Lampen,_verbilligt?=
X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on mail.root42.de
X-Spam-Flag: YES
X-Spam-Level: **********
X-Spam-Status: Yes, score=10.3 required=5.0 tests=BAYES_60,HTML_IMAGE_ONLY_20,
HTML_MESSAGE,HTML_SHORT_LINK_IMG_3,RCVD_IN_SBL_CSS,SPF_PASS,
T_DKIM_INVALID,URIBL_ABUSE_SURBL,URIBL_BLOCKED,URIBL_DBL_SPAM
autolearn=no autolearn_force=no version=3.4.2
X-SA-Exim-Version: 4.2.1 (built Sun, 16 Aug 2015 09:47:16 +0000)
X-SA-Exim-Scanned: Yes (on xxx.xxxxxx.de)
But still the email is delivered to the user's INBOX Maildir. How can I change this to go to the user's .Spam Maildir?