Boost+ Use the Boost+ app to help you optimize your phone's performance by allocating resources, rem...
Android 6.0 Marshmallow Android™ 6.0 Marshmallow brings improvement to battery life, lets you use your storage card e...
HTC Desire 650 dual sim overview After taking your HTC Desire 650 dual sim out of the box, familiarize yourself first with the loc...
Adding your social networks, email accounts, and more You can sync contacts, calendars, and other information from your social networks, email accounts...
micro SIM and nano SIM cards HTC Desire 650 dual sim has two card slots that allow you to insert a micro SIM card and a GSM...
Managing your micro SIM and nano SIM cards with Dual network manager Managing your micro SIM and nano SIM cards with Dual network manager
Installing a software update When HTC Desire 650 dual sim is connected to the Internet and there's a new software update a...
Installing a digital certificate Use client and Certificate Authority (CA) digital certificates to enable HTC Desire 650 dual ...
What can I do if my phone keeps rebooting or won't boot all the way to the Home screen? When the phone is unable to fully boot to the Home screen or keeps rebooting, it may be having issu...