Difference between revisions of "Reference:GeoGebra Installation FAQ"

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(==How can I hard-reset my iPhone?== * https://support.apple.com/en-gb/guide/iphone/iph8903c3ee6/ios)
(* iOS: https://testflight.apple.com/join/kJmKhL6C)
 
(5 intermediate revisions by the same user not shown)
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GeoGebra Website: https://beta.geogebra.org
 
GeoGebra Website: https://beta.geogebra.org
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 +
GeoGebra Calculator Suite
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* Web: https://beta.geogebra.org/calculator
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* Android: https://play.google.com/apps/testing/org.geogebra.android.calculator.suite
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* iOS: https://testflight.apple.com/join/kJmKhL6C
  
 
GeoGebra Graphing Calculator:
 
GeoGebra Graphing Calculator:
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==What's happened to offline export as a webpage?==
 
==What's happened to offline export as a webpage?==
 
If you upload your worksheet to https://www.geogebra.org/materials then you can download it as an "Offline Worksheet (.zip)" for example https://www.geogebra.org/material/show/id/RHYH3UQ8#download-popup
 
If you upload your worksheet to https://www.geogebra.org/materials then you can download it as an "Offline Worksheet (.zip)" for example https://www.geogebra.org/material/show/id/RHYH3UQ8#download-popup
 +
 +
==Graphical Glitches in GeoGebra Classic 5 (Windows)==
 +
 +
These are due to a bug in the graphics card drivers. If you can't find newer or older driver that work then you can try
 +
* setting compatibility mode to ''Windows XP (Service Pack 3)''
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* setting a <code>J2D_D3D</code> environment variable
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* run from the command-line with <code>-Dsun.java2d.d3d=false</code>
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See https://help.geogebra.org/topic/geogebra-on-windows-10-graphical-bug and https://wiki.geogebra.org/en/Reference:Command_Line_Arguments
  
 
==Where is the online version?==
 
==Where is the online version?==
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* Search for GeoGebra folders in Application Support, Saved Application State, Preferences and Caches.
 
* Search for GeoGebra folders in Application Support, Saved Application State, Preferences and Caches.
 
* Delete these GeoGebra folders and install GeoGebra Classic 6 again.
 
* Delete these GeoGebra folders and install GeoGebra Classic 6 again.
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 +
=="GeoGebra" cannot be opened because the developer cannot be verified (macOS)==
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* In the Finder on your Mac, locate the downloaded GeoGebra app you want to open.
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* Control-click the app icon, then choose Open from the shortcut menu.
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* Click Open.
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The app is saved as an exception to your security settings, and you can open it in the future by double-clicking it or from cli, just as you can with any authorised app.
  
 
==3D View not working on GeoGebra 6==
 
==3D View not working on GeoGebra 6==

Latest revision as of 11:46, 25 June 2020

Contents

GeoGebra Installation

How to run GeoGebra in Exam Mode

Please see https://www.geogebra.org/exam

For Chromebooks, please see Kiosk Mode instructions here: https://www.geogebra.org/m/mnnsswwu

Where can I get the beta-test versions?

GeoGebra Website: https://beta.geogebra.org

GeoGebra Calculator Suite

GeoGebra Graphing Calculator:

GeoGebra Classic:

GeoGebra 3D Graphing Calculator:

GeoGebra Geometry Calculator:

GeoGebra CAS Calculator:

GeoGebra Scientific Calculator:

Which versions support AR (Augmented Reality)

On Android it's supported in this app: https://play.google.com/store/apps/details?id=org.geogebra.android.g3d but your phone/tablet needs to support the ARCore Library: https://play.google.com/store/apps/details?id=com.google.ar.core

You can check a list of supported devices here: https://developers.google.com/ar/discover/supported-devices

On iOS https://itunes.apple.com/us/app/geogebra-3d-graphing-calc/id1445871976 you need to have a device with iOS 11 that supports ARKit ie iPhone 6S / iPad 5 or later: https://developer.apple.com/library/archive/documentation/DeviceInformation/Reference/iOSDeviceCompatibility/DeviceCompatibilityMatrix/DeviceCompatibilityMatrix.html

My computer crashed, where's my work?

If you were using GeoGebra Classic 5, have a look in the computer's temporary folder and look for the most recent file like GeoGebraUndoInfo6533063557894725659.ggb

Quickest way in Windows: http://www.tomshardware.co.uk/faq/id-2082907/temp-folder-windows.html

or just type this in Windows Explorer

%temp%

then Enter.

What's happened to offline export as a webpage?

If you upload your worksheet to https://www.geogebra.org/materials then you can download it as an "Offline Worksheet (.zip)" for example https://www.geogebra.org/material/show/id/RHYH3UQ8#download-popup

Graphical Glitches in GeoGebra Classic 5 (Windows)

These are due to a bug in the graphics card drivers. If you can't find newer or older driver that work then you can try

  • setting compatibility mode to Windows XP (Service Pack 3)
  • setting a J2D_D3D environment variable
  • run from the command-line with -Dsun.java2d.d3d=false

See https://help.geogebra.org/topic/geogebra-on-windows-10-graphical-bug and https://wiki.geogebra.org/en/Reference:Command_Line_Arguments

Where is the online version?

https://www.geogebra.org/graphing

GeoGebra Classic 6 Won't Start (or opens off-screen) - Windows

Delete this folder C:\Users\<username>\AppData\Roaming\GeoGebra

This is a hidden folder, so can be hard to find. One way is to press <Windows>R and then copy and paste this (changing <username> to your Windows username)

explorer /n, /e, /select, C:\Users\<username>\AppData\Roaming\GeoGebra

then right-click -> Delete

GeoGebra Classic 6 Won't Start (or opens off-screen) - macOS

Uninstall GeoGebra and then also:

  • Open Finder
  • Hold down Alt (Option) and choose Go from the dropdown menu bar at the top of the screen
  • You will see the ~/Library folder
  • Go to the following folders and search for subfolders which are connected to GeoGebra 6.
  • Search for GeoGebra folders in Application Support, Saved Application State, Preferences and Caches.
  • Delete these GeoGebra folders and install GeoGebra Classic 6 again.

"GeoGebra" cannot be opened because the developer cannot be verified (macOS)

  • In the Finder on your Mac, locate the downloaded GeoGebra app you want to open.
  • Control-click the app icon, then choose Open from the shortcut menu.
  • Click Open.

The app is saved as an exception to your security settings, and you can open it in the future by double-clicking it or from cli, just as you can with any authorised app.

3D View not working on GeoGebra 6

Try adding the line

app.commandLine.appendSwitch('ignore-gpu-blacklist', 'true');

after the line

const {app, BrowserWindow, Menu} = require('electron');

which is around line 24 in resources/app/main.js

Error "A Java Exception has occurred"

Delete this folder: C:\Users\<username>\AppData\Roaming\GeoGebra 5.0

This is a hidden folder, so can be hard to find. One way is to press <Windows>R and then copy and paste this (changing <username> to your Windows username)

explorer /n, /e, /select, C:\Users\<username>\AppData\Roaming\GeoGebra 5.0

then right-click -> Delete

GeoGebra Classic 5 Won't Start (Windows)

Delete this folder: C:\Users\<username>\AppData\Roaming\GeoGebra 5.0

(see previous question for more details)

GeoGebra Classic 5 Won't Start (macOS)

Delete this folder: ~/Library/Containers/org.geogebra5.mac/Data/.GeoGebra5.0/prefs/

I updated GeoGebra Classic 5, but it keeps reverting to the previous version

Delete this folder: C:\Users\<username>\AppData\Roaming\GeoGebra 5.0

(see previous questions for more details)

How can I hard-reset my iPhone?

Support for OSX 10.6, 10.7

Please try the version with Java 7 or upgrade for free to OSX 10.10

CAS View doesn't work in the Portable version (Classic 5, Windows)

Right-click on GeoGebra.exe and Run as Administrator

GeoGebra Classic 5 doesn't work well on my retina Macbook Pro

Go to Program Files then right-click on GeoGebra -> Info -> "Open in lower resolution"

How do I get the macOS version without going through the Mac App Store?

You can use a portable version, which you'll find here: www.geogebra.org/portable

Problems with Java Applets

Where has GeoGebra x.y gone?

  • Some older unsupported versions of GeoGebra are available here:

download.geogebra.org/installers/4.4/ download.geogebra.org/installers/4.2/ download.geogebra.org/installers/4.0/ download.geogebra.org/installers/3.2/

Java Errors, eg "Could not create the Java virtual machine."

  • Delete this folder:

C:\Users\<username>\AppData\Roaming\GeoGebra 5.0

Can I run GeoGebra on my iPad / Win 8 / Android Tablet?

Yes, www.geogebra.org/download

Can I run GeoGebra on my Chromebook?

Yes, install the GeoGebra Chrome App

GeoGebra won't start

On Windows delete this folder: C:\Users\<username>\AppData\Roaming\GeoGebra 5.0

On Mac delete ~/Library/Containers/org.geogebra5.mac/Data/.GeoGebra5.0/prefs/ where ~ stands for your home folder.

Clearing the Java Cache

  • Java Control Panel -> General -> Temporary Internet Files -> Settings -> Delete files...
  • To get the Java Control Panel in Windows 7/8/8.1/10, open Control Panel then type "Java" in the search box (top right).

Clearing the Browser's Cache

  • Internet Explorer: Internet Options -> General -> Delete
  • Chrome: "Hamburger"-> Settings -> Show Advanced Settings -> Privacy -> Clear Browsing Data
  • Firefox: Options -> Options -> Privacy -> Clear Recent History
  • Safari: Preferences -> Privacy -> Remove All Website Data
  • Other browsers: How do I clear my cache?

Network install (Windows)

wiki.geogebra.org/en/Reference:GeoGebra_Mass_Installation

Suppressing the "New version available" message (Windows)

  • Set this key in the Registry:

HKEY_LOCAL_MACHINE/Software/JavaSoft/Prefs/geogebra/version_check_allow = false

  • or, using a command line argument:

Command_Line_Arguments

How do I run GeoGebra with more memory allocated?

Command_Line_Arguments

Problems with Zooming using Microsoft Wireless Mouse

help.geogebra.org/topic/mouse-wheel-only-zooms-out-will-not-zoom-in-

© 2020 International GeoGebra Institute