Soothe your eyes and maintain better sleep rhythms using Night Color
(20.04) or Redshift
(18.04) blue light filter.
Please read the disclaimer before proceeding. This solution is updated regularly. Please write authorship with suggestions or requests.
The Night Color
(20.04) or Redshift
(18.04) widget is found in the system tray for all user accounts created on the Focus since March 2020.
This option is only useful for 18.04 systems that do not have the system tray widget. Do not use if you are running 20.04.
18.04. Right-click on the panel and select Unlock Widgets
.
20.04. This step is not needed or available.
18.04 and 20.04. Right click and select Add Widgets…
Search for Redshift in the Widget panel (shown here at left).
Double-click on the widget to add to the panel. A (1) will appear in the panel to indicate success.
The widget as appended to the end of the panel — in this case, at the bottom right corner.
Right click on the panel and select Panel Setting…
Grab and drag the widget to the desired location.
Right click on the widget to configure.
Use Geohints to automatically set the filter.
Click on the widget to toggle Redshift on and off.
Right-click on the desktop to Lock widgets again.
Content will be added as needed.
This is a partial revision history. See the git
repository for all entries.
2020-06-10 c4ed9299
Restructure layoutWe try hard to provide a useful solution validated by professionals. However, we cannot anticipate every situation, and therefore cannot guarantee this procedure will work for your needs. Always backup your data and test the solution to determine the correct procedure for you.
THIS SOLUTION IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOLUTION, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.