Welcome to the Google Chat Help CenterGetting started with ChatAbout Google ChatTechnical requirementsStarting a chatSupported browsersAbout group chatTurning chat off in GmailSigning out of chatChatWays to Access ChatContacts, Invites, Chat ListSettings and featuresChat history and statusFix a problemPhone callsFix a ProblemReceiving a phone call in GmailAdding credit for phone callsDisabling 'Call phone' in GmailWhat number will show in caller ID when I place calls?Upgrading to a full Google Voice accountView phone call history in GmailCall Hold and Multiple Call FeaturesVideo callsAbout computer to computer voice and video chatMake a computer-to-computer voice or video callReceive a computer-to-computer voice or video callCall Hold and Multiple Call FeaturesMuting a callAdjust the size of the video windowSetting UpVideo chat, Hangouts, or Call Phones on Windows 8Fix itTroubleshootKnown IssuesMake your account more secureVoice calls won’t work in Google Chat for Chrome browserImpersonationChange or reset your passwordGoogle Chat service status