Galaxy devices may experience connectivity problems across mobile networks, Wi-Fi, or Bluetooth, often stemming from software glitches, incorrect settings, or hardware interference. Troubleshooting begins with basic checks like verifying network availability, restarting devices, and ensuring proper signal strength. For mobile network issues, users should confirm their 5G plan subscription and adjust network mode settings, while Wi-Fi problems often require router resets or checking for app conflicts in Safe Mode. Bluetooth connectivity typically improves after device restarts or re-pairing, with network resets serving as a universal solution for persistent issues.

Key findings from Samsung's official guides and user reports:

• Mobile network drops frequently occur after software updates, particularly on Galaxy S23 and A54 models ^[4][5]
• Resetting network settings resolves 90% of connection problems without data loss ^[8]
• Wi-Fi instability may stem from router conflicts or third-party app interference ^[3][5]
• Bluetooth failures often require unpairing/re-pairing devices and checking battery levels ^[7]

Comprehensive Galaxy Connectivity Troubleshooting

Mobile Network and Data Connection Issues

Mobile network problems on Galaxy devices range from complete signal loss to intermittent drops, with software updates frequently triggering these issues. The Galaxy S23 series, for instance, shows widespread reports of network instability post-update, where users experience 2-3 minutes of normal connectivity followed by sudden signal drops to 1 bar ^[4]. These patterns suggest firmware-related causes rather than hardware defects, as problems persist even after carrier switches or SIM replacements.

For systematic troubleshooting:

• Verify 5G compatibility: Ensure your carrier plan supports 5G and that your device is in a 5G-covered area. Navigate to *Settings > Connections > Mobile networks > Network mode* to select "5G/LTE/3G/2G (auto connect)" ^[1]
• Check for carrier settings updates: Some users resolve issues by updating their carrier configuration through *Settings > Software update > Download and install* (note: this option appears only when updates are available)
• Reset network settings: This clears all saved Wi-Fi passwords, Bluetooth pairings, and cellular settings. The process requires navigating to *Settings > General management > Reset > Reset network settings* and entering your device PIN ^[1][6]
• Test with another SIM: User reports indicate that some Galaxy A54 devices maintain unstable connections even after multiple troubleshooting steps, suggesting potential SIM-specific issues ^[5]

For persistent problems after these steps, Samsung recommends visiting a service center, as the issue may require firmware reflashing or hardware diagnosis ^[1]. The pattern of post-update connectivity problems across multiple Galaxy models (S23, A54) indicates these are not isolated incidents but systemic issues that may require official patches ^[4][5].

Wi-Fi Connection Problems and Solutions

Wi-Fi connectivity issues on Galaxy devices manifest as frequent disconnections, failure to obtain IP addresses, or inability to detect networks. The Galaxy A54, for example, shows recurring patterns where Wi-Fi drops every few hours, sometimes reconnecting automatically but often requiring manual toggling ^[5]. These issues frequently stem from three primary sources: router conflicts, software bugs, or app interference.

Effective troubleshooting follows this progression:

• Basic checks: Remove any third-party cases that might interfere with antennas, ensure the device is within 10 meters of the router, and eliminate sources of interference like microwaves or cordless phones ^[2]
• Router-level solutions:
• Restart your router by unplugging it for 30 seconds
• Check if other devices can connect to the same network (isolates whether the problem is device-specific)
• Verify the router isn't set to "hidden network" mode, which can cause connection failures on some Galaxy devices ^[2]
• Device-level solutions:
• Boot into Safe Mode to test for app conflicts (hold Power button > tap and hold "Power off" > select Safe Mode). If Wi-Fi works in Safe Mode, a downloaded app is likely causing interference ^[3]
• Reset network settings through *Settings > General management > Reset > Reset network settings* ^[3][6]
• Update device software via *Settings > Software update > Download and install* ^[3]
• Advanced measures:
• Forget the network (*Settings > Connections > Wi-Fi*, tap the network name > Forget) and reconnect
• Change the router's Wi-Fi channel to avoid congestion (use 5GHz band if available)
• As a last resort, perform a factory reset after backing up data, as some users report this resolves deep-seated Wi-Fi instability ^[3]

The most commonly successful solution across user reports is the network settings reset, which resolves 90% of Wi-Fi connection problems according to Samsung's support channels ^[8]. For cases where Wi-Fi works intermittently (connecting/disconnecting cyclically), the issue often traces back to power-saving features aggressively turning off Wi-Fi - disabling "Wi-Fi power saving mode" in advanced Wi-Fi settings can help ^[3].