Microphone not working in Lenovo ideapad 130-15ikb

I am using manjaro kde in lenovo ideapad 130-15ikb. My linux kernel version is 5.7.0-3. My microphone is not working properly. I've recorded sound with audacity. Sound is too low and accompanied by loud noise. How can I fix that?

[panir@parag-PC~]$ lspci -k
00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v6/7th Gen Core Processor Host Bridge/DRAM Registers (rev 08)
        Subsystem: Lenovo Device 3840
        Kernel driver in use: skl_uncore
00:02.0 VGA compatible controller: Intel Corporation HD Graphics 620 (rev 07)
        Subsystem: Lenovo Device 3967
        Kernel driver in use: i915
        Kernel modules: i915
00:14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 xHCI Controller (rev 21)
        Subsystem: Lenovo Device 386d
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci
00:14.2 Signal processing controller: Intel Corporation Sunrise Point-LP Thermal subsystem (rev 21)
        Subsystem: Lenovo Device 385f
        Kernel driver in use: intel_pch_thermal
        Kernel modules: intel_pch_thermal
00:15.0 Signal processing controller: Intel Corporation Sunrise Point-LP Serial IO I2C Controller #0 (rev 21)
        Subsystem: Lenovo Device 3862
        Kernel driver in use: intel-lpss
        Kernel modules: intel_lpss_pci
00:16.0 Communication controller: Intel Corporation Sunrise Point-LP CSME HECI #1 (rev 21)
        Subsystem: Lenovo Device 386a
        Kernel driver in use: mei_me
        Kernel modules: mei_me
00:17.0 SATA controller: Intel Corporation Sunrise Point-LP SATA Controller [AHCI mode] (rev 21)
        Subsystem: Lenovo Device 3867
        Kernel driver in use: ahci
00:1c.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #5 (rev f1)
        Kernel driver in use: pcieport
00:1c.5 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #6 (rev f1)
        Kernel driver in use: pcieport
00:1f.0 ISA bridge: Intel Corporation Sunrise Point LPC Controller/eSPI Controller (rev 21)
        Subsystem: Lenovo Device 3803
00:1f.2 Memory controller: Intel Corporation Sunrise Point-LP PMC (rev 21)
        Subsystem: Lenovo Device 386f
00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21)
        Subsystem: Lenovo Device 3834
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel, snd_soc_skl
00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21)
        Subsystem: Lenovo Device 386b
        Kernel driver in use: i801_smbus
        Kernel modules: i2c_i801
01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL810xE PCI Express Fast Ethernet controller (rev 07)
        Subsystem: Lenovo Device 3860
        Kernel driver in use: r8169
        Kernel modules: r8169
02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter
        Subsystem: Lenovo Device c024
        Kernel driver in use: rtl8821ce
        Kernel modules: 8821ce

Hi, please check if this solution works for you:

https://archived.forum.manjaro.org/t/internal-microphone-not-working-loud-noise-only/108329/4

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