windows 10 when typing an email often the text in part or totally will disappear.  What causes this and how can I recover it?

I've been noticing this not only in Windows 10 but in the Android text to speech app try clearing your catch and see if that helps...Show more

This is not the problem with Windows

An ink cartridge or cartridges may be low, empty or possibly clogged is usually the problem

The printer cannot print correctly if it lacks one of the basic colors

First step is to see will if it print a test page

Go to Start, settings, printers. Right click on the printer, properties, print test page. 

If that doesn't work there should be a head cleaning option in properties that will make it clean the print heads. 

If the ink cartridge is still clogged, saturate a q-tip with alcohol
and lightly rub the print head
 
If there is still nothing after that then either it’s badly clogged, low or out of ink, and needs to be replaced  
Y...Show more