8 SETUP AND CONNECTIVITY OPTIONS 228.1 Screen Settings 228.2 Activate Windows 228.3. Set up of Microsoft account 238.4. Replacing Desktop with Start Screen 238.5. Pin and unpin your app 238.6. Wireless connection 248.7. Connecting a Memory Card 248.8. Connecting an External Device 259 HELP AND TROUBLESHOOTING 269.1 Troubleshooting 269.2 Display and screen problems 269.3 Sleep problems 279.4 Sound problems 279.5 Other problems 2710 AGENCY REGULATORY NOTICES 2810.1 Declaration of Conformity 2810.2 Specific Absorption Rate (SAR) Certification Information 3010.3 Elimination of Private Equipment by Users in the European Union 30