Troubleshooting Bose SoundLink Flex Not Charging Issue

The Bose SoundLink Flex charging issue can be a frustrating experience for owners of this device, especially if they rely on the speaker for portable, on-the-go use. Common charging problems for the SoundLink can include a failure to charge, slow charging, or a short battery life. These issues are usually caused by a faulty charging cable, damaged battery, or software glitches. By following some simple troubleshooting steps, however, most charging issues can be resolved quickly and easily.

The Bose SoundLink Flex Bluetooth speaker is a popular model that delivers powerful audio and features a sleek, lightweight design. It has up to 12 hours of battery life and a durable, water-resistant exterior, the SoundLink is ideal for use at home or on the go. This speaker also includes voice prompts for easy setup and comes equipped with Bose Simple Sync technology, which allows you to pair it with other Bose speakers for a more immersive audio experience.

Technical Specifications:

• Dimensions/weight: 3.6″ H x 7.9″ W x 2.1″ D (1.3 lbs)
• Material: Soft-touch silicone exterior and powder-coated steel grille with fabric utility loop
• Battery: Rechargeable lithium-ion battery. Battery life up to 12 hours
• Charging time is approximately 4 hours when using the original cable. Using a third-party USB-C cable or power source may influence charging time.
• Bluetooth version 4.2
• Inputs: USB-C port
• Built-in microphone acts as an extension of the microphone in your mobile device.
• Button controls: Power on, Bluetooth, Volume up/down, Multi-function button.
• Compatible app: Bose Connect app
• IP67
• SimpleSync connectivity
• Party Mode
• Stereo pairing

What to do when the Bose SoundLink battery will not charge?

One of the issues that you might experience with your Bose Bluetooth speaker is when you can’t charge its lithium ion batteries. This can be an annoying experience especially if the lithium ion battery life is already low.

Here’s what you need to do to fix the charging issues on your Bose speaker.

Solution 1: Check the Bose speaker charging port, USB charging cable, and charger

Your Bose speaker has a USB-C port that connects to a charger. You need to make sure that this USB port is clean and free from any dirt or debris inside. You can clean the charging port using a thin object such as a toothpick.

You should also check the USB-C charging cable you are using for any signs of defect. Inspect the charging cable for any visible signs of damage, such as frayed wires or bent connectors. If necessary, replace this with a different USB cable.

Make sure that the USB charger you use is working. You should also make sure the USB charger meets the power requirement of 1.5A output so that the lithium ion batteries charge faster. If the power output of the charger is low then the speaker will recharge slowly.

Another way to charge the speaker if by using a USB power source such as your computer or power bank.

Solution 2: Check if the connected power outlet is working

You should make sure that the outlet you are connecting the charger is working. You should try plugging the charger to a different power outlet then check if the charging issue is fixed.

Solution 3: Charge your Bose SoundLink II speaker properly

Here’s the correct way of charging your Bose speaker properly.

• Connect one end of a USB-C cable to the USB-C port on the speaker and the other end to a USB AC adaptor (commercially available), and then connect the USB AC adaptor to a power outlet.
• Make sure that the USB cable is firmly connected to the speaker and the USB charger.
• The battery charging completes in around 3 hours when using a charger with a maximum amp rating of 1.5A.

Solution 4: Update your Bose SoundLink Flex software

One of the reasons why your speaker won’t charge is because of a bug in it current software version. Try updating the software of the speaker then check if this fixes the problem.

How to update Bose SoundLink Flex software

• Connect the speaker to a computer. Use the USB-C cable that came with the speaker to connect it to a computer.
• Check for updates: Visit the Bose website and go to the Support section. Look for the SoundLink Revolve II and select the “Software Update” option. Follow the instructions to check for available updates.
• Download the update: If an update is available, follow the instructions to download and install it on your speaker.
• Disconnect the speaker: After the update is complete, disconnect the speaker from the computer.

Solution 5: Factory reset your Bose SoundLink Flex speaker

If you keep on charging issues on your Bose speaker then you should consider doing a factory reset or hard reset. This brings back the speaker to its default factory settings.

Factory resetting the Bose SoundLink Flex will erase all stored data, settings, and paired devices. Before resetting the speaker, make sure to backup any important data or files stored on it.

Restore the factory settings of your speaker

• Power on your portable speaker.
• Press and hold the Power icon button for about 10 seconds until the Bluetooth light blinks blue and a voice prompt instructs you to select a language.

Solution 6: Bring your Bose SoundLink Flex speaker to a service center

There are instances when Bose speakers will not charge because of a hardware issue. This can be due to a faulty circuit board, damaged charging port, or defective battery for example. If this is the case then the best support right now is to bring the device to the nearest service center. If the speaker is still under warranty then this might be replaced with a new one or repaired for free.

Frequently Asked Questions