Thank you for your reply Ogelthorpe.
Please see the report as follows.
I deleted all files from the mac and updated to OS Sierra but the system is still very slow.
Let me know if you can suggest anything further.
EtreCheck version: 3.0.6 (315)
Report generated 2016-10-03 11:21:55
Download EtreCheck from https://etrecheck.com
Runtime 14:52
Performance: Poor
Click the [Support] links for help with non-Apple products.
Click the [Details] links for more information about that line.
Click the [Remove] links to remove adware.
Problem: Computer is too slow
Hardware Information: ⓘ
MacBook Pro (13-inch, Late 2011)
[Technical Specifications] - [User Guide] - [Warranty & Service]
MacBook Pro - model: MacBookPro8,1
1 2.4 GHz Intel Core i5 CPU: 2-core
4 GB RAM Upgradeable - [Instructions]
BANK 0/DIMM0
2 GB DDR3 1333 MHz ok
BANK 1/DIMM0
2 GB DDR3 1333 MHz ok
Bluetooth: Old - Handoff/Airdrop2 not supported
Wireless: en1: 802.11 a/b/g/n
Battery: Health = Normal - Cycle count = 1038
Video Information: ⓘ
Intel HD Graphics 3000
Color LCD 1280 x 800
System Software: ⓘ
macOS Sierra 10.12 (16A323) - Time since boot: less than an hour
Disk Information: ⓘ
ST9500325ASG disk0 : (500.11 GB) (Rotational)
EFI (disk0s1) <not mounted> : 210 MB
Recovery HD (disk0s3) <not mounted> [Recovery]: 650 MB
Macintosh HD (disk1) / [Startup]: 498.88 GB (369.44 GB free)
Encrypted AES-XTS Unlocked
Core Storage: disk0s2 499.25 GB Online
MATSHITADVD-R UJ-8A8 ()
USB Information: ⓘ
Apple Inc. FaceTime HD Camera (Built-in)
Apple Inc. Apple Internal Keyboard / Trackpad
Apple Inc. BRCM2070 Hub
Apple Inc. Bluetooth USB Host Controller
Apple Computer, Inc. IR Receiver
Thunderbolt Information: ⓘ
Apple Inc. thunderbolt_bus
Gatekeeper: ⓘ
Mac App Store and identified developers
Adware: ⓘ
~/Library/LaunchAgents/Manroling.update.plist
~/Library/LaunchAgents/Olivernetko.AppVemoral.plist
~/Library/LaunchAgents/Olivernetko.btvlit.plist
~/Library/LaunchAgents/Olivernetko.dolnwoad.plist
~/Library/LaunchAgents/Olivernetko.uadpte.plist
~/Library/LaunchAgents/com.jdibackup.JustCloud.autostart.plist
~/Library/LaunchAgents/com.jdibackup.JustCloud.notify.plist
~/Library/LaunchAgents/com.spigot.ApplicationManager.plist
~/Library/Safari/Extensions/Olivernetko.safariextz
9 adware files found. [Remove]
Unknown Files: ⓘ
~/Library/LaunchAgents/com.pcv.hlpramc.plist
/Library/Application Support/amc/helperamc.app/Contents/MacOS/helperamc
~/Library/LaunchAgents/mg.update.plist
~/Library/Application Support/mg/MG.app/Contents/MacOS/MG
2 unknown files found. [Check files]
Startup Items: ⓘ
HWNetMgr: Path: /Library/StartupItems/HWNetMgr
HWPortDetect: Path: /Library/StartupItems/HWPortDetect
MobileBrServ: Path: /Library/StartupItems/MobileBrServ
Startup items no longer function in OS X Yosemite or later
System Launch Agents: ⓘ
[not loaded] 7 Apple tasks
[loaded] 175 Apple tasks
[running] 53 Apple tasks
[killed] 36 Apple tasks
36 processes killed due to insufficient RAM
System Launch Daemons: ⓘ
[not loaded] 42 Apple tasks
[loaded] 166 Apple tasks
[running] 67 Apple tasks
[killed] 29 Apple tasks
29 processes killed due to insufficient RAM
Launch Agents: ⓘ
[loaded] com.google.keystone.agent.plist (2016-07-12) [Support]
[loaded] org.macosforge.xquartz.startx.plist (2014-08-12) [Support]
Launch Daemons: ⓘ
[loaded] com.adobe.fpsaud.plist (2016-08-30) [Support]
[loaded] com.google.keystone.daemon.plist (2016-09-02) [Support]
[loaded] com.microsoft.office.licensing.helper.plist (2011-03-10) [Support]
[loaded] org.macosforge.xquartz.privileged_startx.plist (2014-08-12) [Support]
User Launch Agents: ⓘ
[loaded] Manroling.update.plist (2016-08-16) Adware! [Remove]
~/Library/Application Support/Manroling/Manroling.app/Contents/MacOS/AppNOS
[loaded] Olivernetko.AppVemoral.plist (2016-08-23) Adware! [Remove]
~/Library/Application Support/Olivernetko/Olivernetko.app/Contents/MacOS/AppTS
[loaded] Olivernetko.btvlit.plist (2016-08-23) Adware! [Remove]
~/Library/Application Support/Olivernetko/Olivernetko.app/Contents/MacOS/AppTS
[loaded] Olivernetko.dolnwoad.plist (2016-08-23) Adware! [Remove]
~/Library/Application Support/Olivernetko/Olivernetko.app/Contents/MacOS/AppTS
[loaded] Olivernetko.uadpte.plist (2016-08-23) Adware! [Remove]
~/Library/Application Support/Olivernetko/Olivernetko.app/Contents/MacOS/AppTS
[loaded] com.adobe.ARM.[...].plist (2013-12-01) [Support]
[loaded] com.bittorrent.uTorrent.plist (2015-07-25)
[failed] com.facebook.videochat.[redacted].plist (2014-09-18)
[failed] com.jdibackup.JustCloud.autostart.plist (2015-08-02) Adware! [Remove]
/usr/bin/open
[loaded] com.jdibackup.JustCloud.notify.plist (2015-08-02) Adware! [Remove]
/usr/bin/open
[running] com.pcv.hlpramc.plist (2015-07-16) [Support]
[running] com.spigot.ApplicationManager.plist (2015-07-25) Adware! [Remove]
~/Library/Application Support/Spigot/ApplicationManager
[loaded] mg.update.plist (2016-06-30) [Support]
Internet Plug-ins: ⓘ
FlashPlayer-10.6: 23.0.0.162 - SDK 10.9 (2016-09-18) [Support]
QuickTime Plugin: 7.7.3 (2016-09-14)
AdobePDFViewerNPAPI: 11.0.17 - SDK 10.6 (2016-09-11) [Support]
AdobePDFViewer: 11.0.17 - SDK 10.6 (2016-09-11) [Support]
Flash Player: 23.0.0.162 - SDK 10.9 (2016-09-18) [Support]
o1dbrowserplugin: 5.41.3.0 - SDK 10.8 (2015-12-17) [Support]
SharePointBrowserPlugin: 14.1.0 (2011-11-22) [Support]
PepperFlashPlayer: 22.0.0.209 - SDK 10.6 (2016-07-14) [Support]
googletalkbrowserplugin: 5.41.3.0 - SDK 10.8 (2015-12-12) [Support]
JavaAppletPlugin: Java 7 Update 07 (2012-09-23) Check version
Safari Extensions: ⓘ
Olivernetko - Olivernetko - http://www.olivernetko.com/faq#olivernetko (2016-04-13) Adware! [Remove]
3rd Party Preference Panes: ⓘ
Flash Player (2016-08-30) [Support]
FUSE for OS X (OSXFUSE) (2014-10-20) [Support]
Time Machine: ⓘ
Time Machine not configured!
Top Processes by CPU: ⓘ
8% AppNOS
8% AppTS
7% WindowServer
4% kernel_task
1% assistant_service
Top Processes by Memory: ⓘ
496 MB kernel_task
299 MB AppNOS
299 MB AppTS
90 MB mdworker(19)
45 MB soagent
Virtual Memory Information: ⓘ
18 MB Free RAM
3.98 GB Used RAM (345 MB Cached)
450 MB Swap Used
Diagnostics Information: ⓘ
Oct 3, 2016, 10:59:59 AM Self test - passed
Oct 2, 2016, 11:56:57 PM ~/Library/Logs/DiagnosticReports/FinderSyncAPIExtension_2016-10-02-235657_[redac ted].crash
com.google.GoogleDrive.FinderSyncAPIExtension - /Applications/Google Drive.app/Contents/PlugIns/FinderSyncAPIExtension.appex/Contents/MacOS/FinderSy ncAPIExtension
Oct 2, 2016, 10:31:37 PM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-02-223137_[redacted].crash
/Users/[redacted]/Library/Application Support/Olivernetko/Olivernetko.app/Contents/MacOS/AppTS
Oct 2, 2016, 03:33:01 PM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-02-153301_[redacted].crash
Oct 2, 2016, 12:22:36 PM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-02-122236_[redacted].crash
Oct 2, 2016, 01:00:52 AM /Library/Logs/DiagnosticReports/Finder_2016-10-02-010052_[redacted].hang
/System/Library/CoreServices/Finder.app/Contents/MacOS/Finder
Oct 2, 2016, 12:45:19 AM /Library/Logs/DiagnosticReports/System Preferences_2016-10-02-004519_[redacted].hang
/Applications/System Preferences.app/Contents/MacOS/System Preferences
Oct 1, 2016, 11:31:12 PM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-01-233112_[redacted].crash
Oct 1, 2016, 02:09:47 PM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-01-140947_[redacted].crash
Oct 1, 2016, 01:57:14 PM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-01-135714_[redacted].crash
Oct 1, 2016, 11:58:19 AM ~/Library/Logs/DiagnosticReports/AppTS_2016-10-01-115819_[redacted].crash