Dank voor je antwoord.
- 1e:Okay, bijlagen onderaan is niet zo'n probleem. Misschien is Hotmail een beetje eigengereid.
- 2e: ik heb wat nagelezen over Apple Mail. Het heeft wel wat eigen dingetjes die andere clients niet hebben. Outlook heeft dat trouwens ook. Kennelijk is niet alles gestandaardiseerd.
- 3e: Is een draadloze mighty mouse. Muis blijft niet hangen, maar klikken op een mailtje of een mailbox heeft geen effect. Geen probleem in andere programma's.
En hierbij het rapport:
EtreCheck version: 2.9.4 (254)
Report generated 2016-02-19 17:02:05
Download EtreCheck from http://etrecheck.com
Runtime 2:54
Performance: Excellent
Click the [Support] links for help with non-Apple products.
Click the [Details] links for more information about that line.
Click the [Check files] link for help with unknown files.
Problem: Other problem
Description:
mouse in mail not working
Hardware Information: ⓘ
    iMac (27-inch, Late 2013) 
    [Technical Specifications] - [User Guide] - [Warranty & Service]
    iMac - model: iMac14,2
    1 3,2 GHz Intel Core i5 CPU: 4-core
    8 GB RAM Upgradeable - [Instructions]
        BANK 0/DIMM0
            4 GB DDR3 1600 MHz ok
        BANK 1/DIMM0
            4 GB DDR3 1600 MHz ok
        BANK 0/DIMM1
            Empty   
        BANK 1/DIMM1
            Empty   
    Bluetooth: Good - Handoff/Airdrop2 supported
    Wireless:  en1: 802.11 a/b/g/n/ac
Video Information: ⓘ
    NVIDIA GeForce GT 755M - VRAM: 1024 MB
        iMac 2560 x 1440
System Software: ⓘ
    OS X El Capitan 10.11.3 (15D21) - Time since boot: about 3 hours
Disk Information: ⓘ
    APPLE HDD ST1000DM003 disk0 : (1 TB) (Rotational)
        EFI (disk0s1) <not mounted> : 210 MB 
        Macintosh HD (disk0s2) / : 999.35 GB (330.01 GB free)
        Recovery HD (disk0s3) <not mounted>  [Recovery]: 650 MB 
USB Information: ⓘ
    Apple Inc. BRCM20702 Hub 
        Apple Inc. Bluetooth USB Host Controller 
    Apple Inc. FaceTime HD Camera (Built-in) 
    Apple, Inc. Keyboard Hub 
        Apple Inc. Apple Keyboard 
Thunderbolt Information: ⓘ
    Apple Inc. thunderbolt_bus
Configuration files: ⓘ
    /etc/hosts - Count: 1
Gatekeeper: ⓘ
    Mac App Store and identified developers
Unknown Files: ⓘ
    ~/Library/LaunchAgents/com.onlineapplicationnotice.AppNotice.plist
    One unknown file found. [Check files]
Kernel Extensions: ⓘ
        /Applications/VMware Fusion.app
    [not loaded]    com.vmware.kext.vmci (90.6.3 - 2015-02-27) [Support]
    [not loaded]    com.vmware.kext.vmioplug.14.1.3 (14.1.3 - 2015-02-27) [Support]
    [not loaded]    com.vmware.kext.vmnet (0249.89.30 - 2015-02-27) [Support]
    [not loaded]    com.vmware.kext.vmx86 (0249.89.30 - 2015-02-27) [Support]
    [not loaded]    com.vmware.kext.vsockets (90.6.0 - 2015-02-27) [Support]
        /System/Library/Extensions
    [not loaded]    com.Cycling74.driver.Soundflower (1.6.2 - SDK 10.6 - 2016-02-04) [Support]
    [not loaded]    com.contourdesign.driver.shuttle (2.2 - 2016-02-04) [Support]
Startup Items: ⓘ
    Qmaster: Path: /Library/StartupItems/Qmaster
    Startup items are obsolete in OS X Yosemite
System Launch Agents: ⓘ
    [loaded]    153 Apple tasks
    [running]    83 Apple tasks
System Launch Daemons: ⓘ
    [loaded]    195 Apple tasks
    [running]    94 Apple tasks
Launch Agents: ⓘ
    [loaded]    com.adobe.AAM.Updater-1.0.plist (2014-01-28) [Support]
    [running]    com.arcsoft.esinter.plist (2013-05-30) [Support]
    [loaded]    com.oracle.java.Java-Updater.plist (2013-06-19) [Support]
    [loaded]    com.teamviewer.teamviewer.plist (2014-11-21) [Support]
    [loaded]    com.teamviewer.teamviewer_desktop.plist (2014-11-21) [Support]
Launch Daemons: ⓘ
    [running]    com.adobe.ARM.[...].plist (2016-01-30) [Support]
    [loaded]    com.adobe.fpsaud.plist (2015-10-28) [Support]
    [running]    com.arcsoft.eservutil.plist (2013-05-30) [Support]
    [loaded]    com.barebones.authd.plist (2013-10-24) [Support]
    [loaded]    com.oracle.java.Helper-Tool.plist (2013-06-19) [Support]
    [loaded]    com.teamviewer.Helper.plist (2014-11-21) [Support]
    [loaded]    com.teamviewer.teamviewer_service.plist (2014-11-21) [Support]
User Launch Agents: ⓘ
    [loaded]    com.adobe.ARM.[...].plist (2013-09-11) [Support]
    [failed]    com.apple.CSConfigDotMacCert-[...]@me.com-SharedServices.Agent.plist [Details]
    [loaded]    com.divx.agent.postinstall.plist (2012-02-09) [Support]
    [loaded]    com.facebook.videochat.[redacted].plist (2014-08-16) [Support]
    [loaded]    com.google.keystone.agent.plist (2015-11-24) [Support]
    [failed]    com.jdibackup.JustCloud.autostart.plist (2015-05-29) [Support] [Details]
    [failed]    com.jdibackup.JustCloud.notify.plist (2015-05-29) [Support] [Details]
    [running]    com.onlineapplicationnotice.AppNotice.plist (2016-02-18) [Support]
    [loaded]    One Apple task
User Login Items: ⓘ
    Quicksilver    Application  (/Applications/Quicksilver.app) (2010-03-18)
    ElementsAutoAnalyzer    Application  (/Applications/Adobe Elements 12 Organizer.app/Contents/ElementsAutoAnalyzer.app) (2014-01-28)
Other Apps: ⓘ
    [running]    com.apple.xpc.launchd.oneshot.0x1000000a.EtreCheck (2016-02-14)
    [running]    com.blacktree.Quicksilver.82912 (2010-03-18)
Internet Plug-ins: ⓘ
    Google Earth Web Plug-in: 7.0 (2013-02-27) [Support]
    Default Browser: 601 - SDK 10.11 (2016-02-04)
    Flip4Mac WMV Plugin: 2.4.0.11 (2012-01-09) [Support]
    OVSHelper: 1.1 (2012-01-17) [Support]
    AdobePDFViewerNPAPI: 11.0.14 - SDK 10.6 (2016-01-30) [Support]
    FlashPlayer-10.6: 19.0.0.245 - SDK 10.6 (2015-11-21) [Support]
    DivXBrowserPlugin: 2.2 (2012-01-17) [Support]
    Silverlight: 4.0.60531.0 (2012-01-09) [Support]
    QuickTime Plugin: 7.7.3 (2016-02-04)
    Flash Player: 19.0.0.245 - SDK 10.6 (2015-11-21) Outdated! Update
    CitrixICAClientPlugIn: 11.0.0 (2010-01-01) [Support]
    iPhotoPhotocast: 7.0 (2010-04-11)
    AdobePDFViewer: 11.0.14 - SDK 10.6 (2016-01-30) [Support]
    Becon: Unknown - SDK 10.7 (2012-09-25) [Support]
    JavaAppletPlugin: Java 8 Update 73 build 02 (2016-02-15) Check version
User internet Plug-ins: ⓘ
    WebEx: 1.0 (2010-12-09) [Support]
Audio Plug-ins: ⓘ
    DVCPROHDAudio: 1.3 (2007-04-21)
3rd Party Preference Panes: ⓘ
    Citrix online plug-in (2009-09-11) [Support]
    DivX (2012-01-17) [Support]
    Flash Player (2015-10-28) [Support]
    Flip4Mac WMV (2011-06-30) [Support]
    Growl (2009-10-29) [Support]
    Java (2016-02-15) [Support]
    MacFUSE (2008-12-19) [Support]
    Perian (2011-07-23) [Support]
    Tuxera NTFS (2012-05-02) [Support]
Time Machine: ⓘ
    Skip System Files: NO
    Mobile backups: OFF
    Auto backup: YES
    Volumes being backed up:
        Macintosh HD: Disk size: 999.35 GB Disk used: 669.34 GB
    Destinations:
        Tw's AirPort  [Network] 
        Total size: 997.71 GB 
        Total number of backups: 108 
        Oldest backup: 01/03/14 15:36 
        Last backup: 19/02/16 16:03 
        Size of backup disk: Too small
            Backup size 997.71 GB < (Disk used 669.34 GB X 3)
Top Processes by CPU: ⓘ
         6%    WindowServer
         3%    com.apple.WebKit.WebContent(2)
         2%    fontd
         0%    kernel_task
         0%    Dock
Top Processes by Memory: ⓘ
    759 MB    kernel_task
    459 MB    com.apple.WebKit.WebContent(2)
    311 MB    mds_stores
    123 MB    Mail
    98 MB    Safari
Virtual Memory Information: ⓘ
    3.64 GB    Free RAM 
    4.36 GB    Used RAM (2.02 GB Cached)
    0 B    Swap Used 
Diagnostics Information: ⓘ
    Feb 19, 2016, 01:33:18 PM    Self test - passed
    Feb 17, 2016, 08:35:45 PM    /Library/Logs/DiagnosticReports/JavaApplicationStub_2016-02-17-203545_[redacted].cpu_resource.diag [Details]
        /Applications/Vuze.app/Contents/MacOS/JavaApplicationStub