Fair few errors relating to your browser that may explain the font change
The master browser has received a server announcement from the computer TOSHIBA-USER that believes that it is the master browser for the domain on transport NetBT_Tcpip_{6A190FC5-9872-40C6-950B-23E75. The master browser is stopping or an election is being forced.
http://www.theeldergeek.com/forum/index.php?showtopic=38701 It seems like your computer is having issues when you shut it down and start up - These errors 2 pop up a few times
Windows detected your registry file is still in use by other applications or services. The file will be unloaded now. The applications or services that hold your registry file may not function properly afterwards. DETAIL - 20 user registry handles leaked from \Registry\User\S-1-5-21-3060347563-2561967546-3737754178-1000: Process 396 (\Device\HarddiskVolume1\Program Files\Common Files\microsoft shared\Windows Live\WLIDSVC.EXE) has opened key \REGISTRY\USER\S-1-5-21-3060347563-2561967546-3737754178-1000 Process 396 (\Device\HarddiskVolume1\Program Files\Common Files\microsoft shared\Windows Live\WLIDSVC.EXE) has opened key \REGISTRY\USER\S-1-5-21-3060347563-2561967546-3737754178-1000 Process 396 (\Device\HarddiskVolume1\Program Files\Common Files
and
Custom dynamic link libraries are being loaded for every application. The system administrator should review the list of libraries to ensure they are related to trusted applications.
Also it looks like you still have Windows Defender active.