detection icon

Short bio

PUP.Optional.Wave is Malwarebytes’ detection name for the Wave Browser that qualifies as a potentially unwanted program (PUP).

Type and source of infection

The Wave browser is a browser that can be customized and re-branded. It is advertized as a secure browser that lets you surf the Internet faster. If users have chosen to install the Wave browser there is no problem, but we have been notified that the browser is also spread through distribution channels that install the browser without user consent.


Malwarebytes protects users from PUP.Optional.Wave by using real-time protection.

block PUP.Optional.Wave

Malwarebytes blocks PUP.Optional.Wave


Malwarebytes can detect and remove PUP.Optional.Wave without further user interaction.

  1. Please download Malwarebytes to your desktop.
  2. Double-click MBSetup.exe and follow the prompts to install the program.
  3. When your Malwarebytes for Windows installation completes, the program opens to the Welcome to Malwarebytes screen.
  4. Click on the Get started button.
  5. Click Scan to start a Threat Scan.
  6. Click Quarantine to remove the found threats.
  7. Reboot the system if prompted to complete the removal process.

Add an exclusion

Should users wish to keep this program and exclude it from being detected in future scans, they can add the program to the exclusions list. Here’s how to do it.

  • Open Malwarebytes for Windows.
  • Click the Detection History
  • Click the Allow List
  • To add an item to the Allow List, click Add.
  • Select the exclusion type Allow a file or folder and use the Select a folder button to select the main folder for the software that you wish to keep.
  • Repeat this for any secondary files or folder(s) that belong to the software.

If you want to allow the program to connect to the Internet, for example to fetch updates, also add an exclusion of the type Allow an application to connect to the internet and use the Browse button to select the file you wish to grant access.


Files and folders:

  • %QUICKLAUNCH%WaveBrowser.lnk
  • %PROGRAMS%WaveBrowser.lnk
  • %APPDATA%Wavesor Software
  • %USERROOT%Wavesor Software
  • %PROGRAMFILES%Wavesor Software

Registry keys:

  • HKEY_CURRENT_USERSOFTWAREMicrosoftWindowsCurrentVersionUninstallWaveBrowser